/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_69-refine-protected-loop-interval_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 00:43:21,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 00:43:21,605 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 00:43:21,622 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 00:43:21,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 00:43:21,623 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 00:43:21,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 00:43:21,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 00:43:21,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:43:21,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 00:43:21,624 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 00:43:21,625 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 00:43:21,625 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 00:43:21,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 00:43:21,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 00:43:21,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 00:43:21,861 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 00:43:21,861 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 00:43:21,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_69-refine-protected-loop-interval_true.i [2025-03-15 00:43:23,116 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e07261b9/5fa831fc439440e18ae9f886a16ceb73/FLAG1dce86251 [2025-03-15 00:43:23,364 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 00:43:23,365 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_69-refine-protected-loop-interval_true.i [2025-03-15 00:43:23,379 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e07261b9/5fa831fc439440e18ae9f886a16ceb73/FLAG1dce86251 [2025-03-15 00:43:23,677 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e07261b9/5fa831fc439440e18ae9f886a16ceb73 [2025-03-15 00:43:23,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 00:43:23,680 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 00:43:23,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 00:43:23,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 00:43:23,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 00:43:23,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:23,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b61a341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23, skipping insertion in model container [2025-03-15 00:43:23,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:23,708 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 00:43:23,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:43:23,900 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 00:43:23,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:43:23,974 INFO L204 MainTranslator]: Completed translation [2025-03-15 00:43:23,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23 WrapperNode [2025-03-15 00:43:23,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 00:43:23,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 00:43:23,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 00:43:23,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 00:43:23,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:23,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,014 INFO L138 Inliner]: procedures = 165, calls = 24, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 121 [2025-03-15 00:43:24,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 00:43:24,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 00:43:24,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 00:43:24,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 00:43:24,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,030 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 00:43:24,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 00:43:24,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 00:43:24,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 00:43:24,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (1/1) ... [2025-03-15 00:43:24,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:43:24,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 00:43:24,075 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 00:43:24,077 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 00:43:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure worker [2025-03-15 00:43:24,091 INFO L138 BoogieDeclarations]: Found implementation of procedure worker [2025-03-15 00:43:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-15 00:43:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 00:43:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 00:43:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-15 00:43:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 00:43:24,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 00:43:24,092 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 00:43:24,167 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 00:43:24,168 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 00:43:24,328 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 00:43:24,328 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 00:43:24,350 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 00:43:24,351 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-15 00:43:24,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:43:24 BoogieIcfgContainer [2025-03-15 00:43:24,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 00:43:24,353 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 00:43:24,353 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 00:43:24,357 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 00:43:24,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 12:43:23" (1/3) ... [2025-03-15 00:43:24,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5170610b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:43:24, skipping insertion in model container [2025-03-15 00:43:24,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:23" (2/3) ... [2025-03-15 00:43:24,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5170610b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:43:24, skipping insertion in model container [2025-03-15 00:43:24,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:43:24" (3/3) ... [2025-03-15 00:43:24,359 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_69-refine-protected-loop-interval_true.i [2025-03-15 00:43:24,369 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 00:43:24,370 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_69-refine-protected-loop-interval_true.i that has 2 procedures, 141 locations, 1 initial locations, 3 loop locations, and 10 error locations. [2025-03-15 00:43:24,370 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 00:43:24,425 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-15 00:43:24,455 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 00:43:24,462 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;@1101f9dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 00:43:24,463 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2025-03-15 00:43:24,487 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 00:43:24,487 INFO L124 PetriNetUnfolderBase]: 0/24 cut-off events. [2025-03-15 00:43:24,489 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 00:43:24,489 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:24,489 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] [2025-03-15 00:43:24,490 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-15 00:43:24,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:24,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1301211313, now seen corresponding path program 1 times [2025-03-15 00:43:24,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:24,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682202472] [2025-03-15 00:43:24,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:24,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:24,650 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 00:43:24,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:24,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682202472] [2025-03-15 00:43:24,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682202472] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:24,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:24,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:43:24,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933928859] [2025-03-15 00:43:24,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:24,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:24,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:24,674 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:24,675 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:24,677 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 150 [2025-03-15 00:43:24,679 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 150 transitions, 304 flow. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 00:43:24,680 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:24,681 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 150 [2025-03-15 00:43:24,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:24,914 INFO L124 PetriNetUnfolderBase]: 301/1115 cut-off events. [2025-03-15 00:43:24,914 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-15 00:43:24,922 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1667 conditions, 1115 events. 301/1115 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 7342 event pairs, 221 based on Foata normal form. 60/979 useless extension candidates. Maximal degree in co-relation 1619. Up to 546 conditions per place. [2025-03-15 00:43:24,930 INFO L140 encePairwiseOnDemand]: 141/150 looper letters, 37 selfloop transitions, 2 changer transitions 0/136 dead transitions. [2025-03-15 00:43:24,931 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 136 transitions, 353 flow [2025-03-15 00:43:24,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 352 transitions. [2025-03-15 00:43:24,942 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7822222222222223 [2025-03-15 00:43:24,946 INFO L298 CegarLoopForPetriNet]: 144 programPoint places, -7 predicate places. [2025-03-15 00:43:24,946 INFO L471 AbstractCegarLoop]: Abstraction has has 137 places, 136 transitions, 353 flow [2025-03-15 00:43:24,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 00:43:24,946 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:24,946 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] [2025-03-15 00:43:24,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 00:43:24,946 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting workerErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-15 00:43:24,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:24,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1899302022, now seen corresponding path program 1 times [2025-03-15 00:43:24,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:24,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702488258] [2025-03-15 00:43:24,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:24,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:25,037 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 00:43:25,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:25,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702488258] [2025-03-15 00:43:25,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702488258] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:25,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:25,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:43:25,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477486550] [2025-03-15 00:43:25,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:25,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:25,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:25,039 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:25,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:25,039 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 150 [2025-03-15 00:43:25,040 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 136 transitions, 353 flow. Second operand has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 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 00:43:25,040 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:25,040 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 150 [2025-03-15 00:43:25,040 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:25,301 INFO L124 PetriNetUnfolderBase]: 349/1831 cut-off events. [2025-03-15 00:43:25,301 INFO L125 PetriNetUnfolderBase]: For 247/445 co-relation queries the response was YES. [2025-03-15 00:43:25,307 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3213 conditions, 1831 events. 349/1831 cut-off events. For 247/445 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 13333 event pairs, 101 based on Foata normal form. 0/1629 useless extension candidates. Maximal degree in co-relation 3161. Up to 689 conditions per place. [2025-03-15 00:43:25,313 INFO L140 encePairwiseOnDemand]: 127/150 looper letters, 44 selfloop transitions, 16 changer transitions 0/161 dead transitions. [2025-03-15 00:43:25,313 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 161 transitions, 573 flow [2025-03-15 00:43:25,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:25,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:25,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 385 transitions. [2025-03-15 00:43:25,318 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8555555555555555 [2025-03-15 00:43:25,318 INFO L298 CegarLoopForPetriNet]: 144 programPoint places, -5 predicate places. [2025-03-15 00:43:25,318 INFO L471 AbstractCegarLoop]: Abstraction has has 139 places, 161 transitions, 573 flow [2025-03-15 00:43:25,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 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 00:43:25,319 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:25,319 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 00:43:25,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 00:43:25,320 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-15 00:43:25,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:25,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1417391163, now seen corresponding path program 1 times [2025-03-15 00:43:25,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:25,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528113635] [2025-03-15 00:43:25,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:25,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:25,398 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 00:43:25,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:25,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528113635] [2025-03-15 00:43:25,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528113635] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:25,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:25,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:43:25,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385793] [2025-03-15 00:43:25,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:25,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:25,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:25,400 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:25,400 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:25,400 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 150 [2025-03-15 00:43:25,401 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 161 transitions, 573 flow. Second operand has 3 states, 3 states have (on average 107.0) internal successors, (321), 3 states have internal predecessors, (321), 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 00:43:25,401 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:25,401 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 150 [2025-03-15 00:43:25,401 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:25,671 INFO L124 PetriNetUnfolderBase]: 486/2297 cut-off events. [2025-03-15 00:43:25,671 INFO L125 PetriNetUnfolderBase]: For 941/1235 co-relation queries the response was YES. [2025-03-15 00:43:25,675 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4905 conditions, 2297 events. 486/2297 cut-off events. For 941/1235 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 17780 event pairs, 130 based on Foata normal form. 7/2078 useless extension candidates. Maximal degree in co-relation 4849. Up to 819 conditions per place. [2025-03-15 00:43:25,682 INFO L140 encePairwiseOnDemand]: 140/150 looper letters, 85 selfloop transitions, 17 changer transitions 0/200 dead transitions. [2025-03-15 00:43:25,682 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 200 transitions, 1007 flow [2025-03-15 00:43:25,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:25,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:25,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 372 transitions. [2025-03-15 00:43:25,684 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8266666666666667 [2025-03-15 00:43:25,685 INFO L298 CegarLoopForPetriNet]: 144 programPoint places, -3 predicate places. [2025-03-15 00:43:25,685 INFO L471 AbstractCegarLoop]: Abstraction has has 141 places, 200 transitions, 1007 flow [2025-03-15 00:43:25,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.0) internal successors, (321), 3 states have internal predecessors, (321), 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 00:43:25,685 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:25,685 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, 1] [2025-03-15 00:43:25,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 00:43:25,685 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting workerErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-15 00:43:25,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:25,686 INFO L85 PathProgramCache]: Analyzing trace with hash 454870591, now seen corresponding path program 1 times [2025-03-15 00:43:25,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:25,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923416258] [2025-03-15 00:43:25,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:25,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:25,833 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 00:43:25,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:25,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923416258] [2025-03-15 00:43:25,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923416258] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:25,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:25,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 00:43:25,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146934686] [2025-03-15 00:43:25,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:25,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:25,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:25,834 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:25,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:25,835 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 150 [2025-03-15 00:43:25,835 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 200 transitions, 1007 flow. Second operand has 3 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 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 00:43:25,835 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:25,835 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 150 [2025-03-15 00:43:25,835 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:25,891 INFO L124 PetriNetUnfolderBase]: 79/503 cut-off events. [2025-03-15 00:43:25,892 INFO L125 PetriNetUnfolderBase]: For 496/706 co-relation queries the response was YES. [2025-03-15 00:43:25,893 INFO L83 FinitePrefix]: Finished finitePrefix Result has 993 conditions, 503 events. 79/503 cut-off events. For 496/706 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2357 event pairs, 32 based on Foata normal form. 35/507 useless extension candidates. Maximal degree in co-relation 928. Up to 174 conditions per place. [2025-03-15 00:43:25,894 INFO L140 encePairwiseOnDemand]: 145/150 looper letters, 8 selfloop transitions, 9 changer transitions 0/136 dead transitions. [2025-03-15 00:43:25,894 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 136 transitions, 529 flow [2025-03-15 00:43:25,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:25,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 402 transitions. [2025-03-15 00:43:25,895 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8933333333333333 [2025-03-15 00:43:25,896 INFO L298 CegarLoopForPetriNet]: 144 programPoint places, -9 predicate places. [2025-03-15 00:43:25,896 INFO L471 AbstractCegarLoop]: Abstraction has has 135 places, 136 transitions, 529 flow [2025-03-15 00:43:25,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 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 00:43:25,896 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:25,896 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, 1, 1, 1] [2025-03-15 00:43:25,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-15 00:43:25,896 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting workerErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-15 00:43:25,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:25,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1050113184, now seen corresponding path program 1 times [2025-03-15 00:43:25,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:25,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842114469] [2025-03-15 00:43:25,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:25,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:25,971 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 00:43:25,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:25,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842114469] [2025-03-15 00:43:25,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842114469] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:25,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:25,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 00:43:25,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501194765] [2025-03-15 00:43:25,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:25,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:25,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:25,972 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:25,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:25,973 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 122 out of 150 [2025-03-15 00:43:25,973 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 136 transitions, 529 flow. Second operand has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 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 00:43:25,973 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:25,973 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 122 of 150 [2025-03-15 00:43:25,973 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:26,036 INFO L124 PetriNetUnfolderBase]: 67/495 cut-off events. [2025-03-15 00:43:26,036 INFO L125 PetriNetUnfolderBase]: For 411/498 co-relation queries the response was YES. [2025-03-15 00:43:26,037 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1058 conditions, 495 events. 67/495 cut-off events. For 411/498 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 2056 event pairs, 22 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 989. Up to 163 conditions per place. [2025-03-15 00:43:26,038 INFO L140 encePairwiseOnDemand]: 146/150 looper letters, 26 selfloop transitions, 2 changer transitions 3/143 dead transitions. [2025-03-15 00:43:26,039 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 143 transitions, 621 flow [2025-03-15 00:43:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:26,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 395 transitions. [2025-03-15 00:43:26,040 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8777777777777778 [2025-03-15 00:43:26,040 INFO L298 CegarLoopForPetriNet]: 144 programPoint places, -7 predicate places. [2025-03-15 00:43:26,040 INFO L471 AbstractCegarLoop]: Abstraction has has 137 places, 143 transitions, 621 flow [2025-03-15 00:43:26,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 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 00:43:26,041 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:26,041 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, 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 00:43:26,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-15 00:43:26,041 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting workerErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-15 00:43:26,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:26,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1894688087, now seen corresponding path program 1 times [2025-03-15 00:43:26,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:26,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658842608] [2025-03-15 00:43:26,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:26,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:26,080 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 00:43:26,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:26,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658842608] [2025-03-15 00:43:26,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658842608] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:26,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:26,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:43:26,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500697751] [2025-03-15 00:43:26,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:26,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:26,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:26,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:26,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:26,082 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 150 [2025-03-15 00:43:26,082 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 143 transitions, 621 flow. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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 00:43:26,082 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:26,082 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 150 [2025-03-15 00:43:26,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:26,170 INFO L124 PetriNetUnfolderBase]: 106/604 cut-off events. [2025-03-15 00:43:26,171 INFO L125 PetriNetUnfolderBase]: For 673/674 co-relation queries the response was YES. [2025-03-15 00:43:26,173 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1409 conditions, 604 events. 106/604 cut-off events. For 673/674 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2731 event pairs, 45 based on Foata normal form. 0/561 useless extension candidates. Maximal degree in co-relation 1336. Up to 190 conditions per place. [2025-03-15 00:43:26,174 INFO L140 encePairwiseOnDemand]: 147/150 looper letters, 0 selfloop transitions, 0 changer transitions 142/142 dead transitions. [2025-03-15 00:43:26,174 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 142 transitions, 691 flow [2025-03-15 00:43:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:26,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 337 transitions. [2025-03-15 00:43:26,176 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7488888888888889 [2025-03-15 00:43:26,177 INFO L298 CegarLoopForPetriNet]: 144 programPoint places, -6 predicate places. [2025-03-15 00:43:26,177 INFO L471 AbstractCegarLoop]: Abstraction has has 138 places, 142 transitions, 691 flow [2025-03-15 00:43:26,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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 00:43:26,187 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_69-refine-protected-loop-interval_true.i_petrified1_AllErrorsAtOnce [2025-03-15 00:43:26,214 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (16 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (15 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (14 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (13 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr0ASSERT_VIOLATIONDATA_RACE (11 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr2ASSERT_VIOLATIONDATA_RACE (10 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr1ASSERT_VIOLATIONDATA_RACE (9 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr3ASSERT_VIOLATIONDATA_RACE (8 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr4ASSERT_VIOLATIONDATA_RACE (7 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr5ASSERT_VIOLATIONDATA_RACE (6 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr0ASSERT_VIOLATIONDATA_RACE (5 of 17 remaining) [2025-03-15 00:43:26,216 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr2ASSERT_VIOLATIONDATA_RACE (4 of 17 remaining) [2025-03-15 00:43:26,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr1ASSERT_VIOLATIONDATA_RACE (3 of 17 remaining) [2025-03-15 00:43:26,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr3ASSERT_VIOLATIONDATA_RACE (2 of 17 remaining) [2025-03-15 00:43:26,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr4ASSERT_VIOLATIONDATA_RACE (1 of 17 remaining) [2025-03-15 00:43:26,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr5ASSERT_VIOLATIONDATA_RACE (0 of 17 remaining) [2025-03-15 00:43:26,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-15 00:43:26,219 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2025-03-15 00:43:26,225 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 00:43:26,225 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 00:43:26,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 12:43:26 BasicIcfg [2025-03-15 00:43:26,232 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 00:43:26,233 INFO L158 Benchmark]: Toolchain (without parser) took 2553.08ms. Allocated memory was 71.3MB in the beginning and 121.6MB in the end (delta: 50.3MB). Free memory was 43.7MB in the beginning and 76.7MB in the end (delta: -33.0MB). Peak memory consumption was 78.1MB. Max. memory is 8.0GB. [2025-03-15 00:43:26,233 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:43:26,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.46ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 23.7MB in the end (delta: 19.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-03-15 00:43:26,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.93ms. Allocated memory is still 71.3MB. Free memory was 23.7MB in the beginning and 21.8MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 00:43:26,233 INFO L158 Benchmark]: Boogie Preprocessor took 22.77ms. Allocated memory is still 71.3MB. Free memory was 21.8MB in the beginning and 20.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:43:26,234 INFO L158 Benchmark]: RCFGBuilder took 312.91ms. Allocated memory is still 71.3MB. Free memory was 20.6MB in the beginning and 30.8MB in the end (delta: -10.2MB). Peak memory consumption was 7.1MB. Max. memory is 8.0GB. [2025-03-15 00:43:26,234 INFO L158 Benchmark]: TraceAbstraction took 1879.43ms. Allocated memory was 71.3MB in the beginning and 121.6MB in the end (delta: 50.3MB). Free memory was 29.8MB in the beginning and 76.7MB in the end (delta: -46.9MB). Peak memory consumption was 66.8MB. Max. memory is 8.0GB. [2025-03-15 00:43:26,235 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 294.46ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 23.7MB in the end (delta: 19.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.93ms. Allocated memory is still 71.3MB. Free memory was 23.7MB in the beginning and 21.8MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.77ms. Allocated memory is still 71.3MB. Free memory was 21.8MB in the beginning and 20.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 312.91ms. Allocated memory is still 71.3MB. Free memory was 20.6MB in the beginning and 30.8MB in the end (delta: -10.2MB). Peak memory consumption was 7.1MB. Max. memory is 8.0GB. * TraceAbstraction took 1879.43ms. Allocated memory was 71.3MB in the beginning and 121.6MB in the end (delta: 50.3MB). Free memory was 29.8MB in the beginning and 76.7MB in the end (delta: -46.9MB). Peak memory consumption was 66.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 703]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 711]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 711]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 722]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 720]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 724]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 724]: 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, 208 locations, 17 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: 1.8s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 129 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 230 IncrementalHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 129 mSDtfsCounter, 230 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1007occurred in iteration=3, InterpolantAutomatonStates: 18, 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, 329 NumberOfCodeBlocks, 329 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 323 ConstructedInterpolants, 0 QuantifiedInterpolants, 383 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-15 00:43:26,252 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...