/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_18-first-reads_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 00:41:01,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 00:41:02,003 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 00:41:02,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 00:41:02,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 00:41:02,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 00:41:02,056 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 00:41:02,056 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 00:41:02,056 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 00:41:02,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 00:41:02,056 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 00:41:02,056 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 00:41:02,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 00:41:02,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 00:41:02,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:41:02,057 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 00:41:02,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 00:41:02,058 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 00:41:02,058 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 00:41:02,058 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 00:41:02,058 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 00:41:02,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 00:41:02,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 00:41:02,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 00:41:02,313 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 00:41:02,314 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 00:41:02,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i [2025-03-15 00:41:03,516 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69f161da/60c82460aff14d46af8f6c063e9e2515/FLAG252837bd1 [2025-03-15 00:41:03,776 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 00:41:03,778 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i [2025-03-15 00:41:03,791 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69f161da/60c82460aff14d46af8f6c063e9e2515/FLAG252837bd1 [2025-03-15 00:41:03,806 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69f161da/60c82460aff14d46af8f6c063e9e2515 [2025-03-15 00:41:03,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 00:41:03,810 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 00:41:03,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 00:41:03,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 00:41:03,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 00:41:03,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:41:03" (1/1) ... [2025-03-15 00:41:03,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a2599de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:03, skipping insertion in model container [2025-03-15 00:41:03,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:41:03" (1/1) ... [2025-03-15 00:41:03,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 00:41:04,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:41:04,082 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 00:41:04,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:41:04,141 INFO L204 MainTranslator]: Completed translation [2025-03-15 00:41:04,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04 WrapperNode [2025-03-15 00:41:04,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 00:41:04,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 00:41:04,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 00:41:04,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 00:41:04,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,167 INFO L138 Inliner]: procedures = 163, calls = 20, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 52 [2025-03-15 00:41:04,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 00:41:04,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 00:41:04,168 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 00:41:04,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 00:41:04,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,176 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,179 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 00:41:04,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 00:41:04,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 00:41:04,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 00:41:04,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (1/1) ... [2025-03-15 00:41:04,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:41:04,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 00:41:04,218 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 00:41:04,223 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 00:41:04,252 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-15 00:41:04,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 00:41:04,253 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2025-03-15 00:41:04,253 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2025-03-15 00:41:04,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 00:41:04,254 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-15 00:41:04,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 00:41:04,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 00:41:04,255 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 00:41:04,331 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 00:41:04,332 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 00:41:04,455 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 00:41:04,455 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 00:41:04,475 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 00:41:04,475 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-15 00:41:04,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:41:04 BoogieIcfgContainer [2025-03-15 00:41:04,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 00:41:04,478 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 00:41:04,478 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 00:41:04,481 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 00:41:04,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 12:41:03" (1/3) ... [2025-03-15 00:41:04,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d14d7d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:41:04, skipping insertion in model container [2025-03-15 00:41:04,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:04" (2/3) ... [2025-03-15 00:41:04,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d14d7d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:41:04, skipping insertion in model container [2025-03-15 00:41:04,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:41:04" (3/3) ... [2025-03-15 00:41:04,483 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_true.i [2025-03-15 00:41:04,493 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 00:41:04,494 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_18-first-reads_true.i that has 2 procedures, 90 locations, 1 initial locations, 0 loop locations, and 5 error locations. [2025-03-15 00:41:04,494 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 00:41:04,537 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2025-03-15 00:41:04,566 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 00:41:04,573 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;@48501396, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 00:41:04,573 INFO L334 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2025-03-15 00:41:04,594 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 00:41:04,594 INFO L124 PetriNetUnfolderBase]: 0/18 cut-off events. [2025-03-15 00:41:04,597 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 00:41:04,597 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:04,598 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 00:41:04,599 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 00:41:04,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:04,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1107606702, now seen corresponding path program 1 times [2025-03-15 00:41:04,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:04,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589984761] [2025-03-15 00:41:04,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:04,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:04,761 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 00:41:04,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:04,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589984761] [2025-03-15 00:41:04,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589984761] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:04,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:04,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:04,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492776194] [2025-03-15 00:41:04,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:04,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:04,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:04,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:04,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:04,786 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 67 out of 94 [2025-03-15 00:41:04,788 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 94 transitions, 195 flow. Second operand has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 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 00:41:04,788 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:04,788 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 67 of 94 [2025-03-15 00:41:04,789 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:04,930 INFO L124 PetriNetUnfolderBase]: 62/346 cut-off events. [2025-03-15 00:41:04,930 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-03-15 00:41:04,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 504 conditions, 346 events. 62/346 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1743 event pairs, 17 based on Foata normal form. 34/338 useless extension candidates. Maximal degree in co-relation 450. Up to 88 conditions per place. [2025-03-15 00:41:04,938 INFO L140 encePairwiseOnDemand]: 81/94 looper letters, 20 selfloop transitions, 6 changer transitions 11/94 dead transitions. [2025-03-15 00:41:04,939 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 94 transitions, 257 flow [2025-03-15 00:41:04,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:04,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 240 transitions. [2025-03-15 00:41:04,949 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.851063829787234 [2025-03-15 00:41:04,951 INFO L298 CegarLoopForPetriNet]: 93 programPoint places, -5 predicate places. [2025-03-15 00:41:04,951 INFO L471 AbstractCegarLoop]: Abstraction has has 88 places, 94 transitions, 257 flow [2025-03-15 00:41:04,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 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 00:41:04,952 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:04,952 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] [2025-03-15 00:41:04,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 00:41:04,952 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 00:41:04,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:04,952 INFO L85 PathProgramCache]: Analyzing trace with hash 878456138, now seen corresponding path program 1 times [2025-03-15 00:41:04,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:04,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246537136] [2025-03-15 00:41:04,953 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:04,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:05,021 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 00:41:05,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:05,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246537136] [2025-03-15 00:41:05,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246537136] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:05,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:05,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:05,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22714356] [2025-03-15 00:41:05,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:05,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:05,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:05,023 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:05,023 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:05,024 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 94 [2025-03-15 00:41:05,024 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 94 transitions, 257 flow. Second operand has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 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 00:41:05,024 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:05,024 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 94 [2025-03-15 00:41:05,024 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:05,140 INFO L124 PetriNetUnfolderBase]: 71/384 cut-off events. [2025-03-15 00:41:05,141 INFO L125 PetriNetUnfolderBase]: For 58/76 co-relation queries the response was YES. [2025-03-15 00:41:05,142 INFO L83 FinitePrefix]: Finished finitePrefix Result has 721 conditions, 384 events. 71/384 cut-off events. For 58/76 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 2060 event pairs, 22 based on Foata normal form. 1/347 useless extension candidates. Maximal degree in co-relation 661. Up to 147 conditions per place. [2025-03-15 00:41:05,144 INFO L140 encePairwiseOnDemand]: 89/94 looper letters, 32 selfloop transitions, 4 changer transitions 11/102 dead transitions. [2025-03-15 00:41:05,144 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 102 transitions, 367 flow [2025-03-15 00:41:05,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:05,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2025-03-15 00:41:05,146 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7943262411347518 [2025-03-15 00:41:05,146 INFO L298 CegarLoopForPetriNet]: 93 programPoint places, -3 predicate places. [2025-03-15 00:41:05,146 INFO L471 AbstractCegarLoop]: Abstraction has has 90 places, 102 transitions, 367 flow [2025-03-15 00:41:05,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 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 00:41:05,147 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:05,147 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 00:41:05,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 00:41:05,147 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 00:41:05,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:05,147 INFO L85 PathProgramCache]: Analyzing trace with hash -755094934, now seen corresponding path program 1 times [2025-03-15 00:41:05,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:05,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217814400] [2025-03-15 00:41:05,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:05,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:05,205 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 00:41:05,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:05,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217814400] [2025-03-15 00:41:05,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217814400] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:05,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:05,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:05,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732156838] [2025-03-15 00:41:05,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:05,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:05,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:05,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:05,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:05,207 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 94 [2025-03-15 00:41:05,207 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 102 transitions, 367 flow. Second operand has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 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 00:41:05,207 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:05,207 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 94 [2025-03-15 00:41:05,207 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:05,295 INFO L124 PetriNetUnfolderBase]: 80/416 cut-off events. [2025-03-15 00:41:05,296 INFO L125 PetriNetUnfolderBase]: For 182/242 co-relation queries the response was YES. [2025-03-15 00:41:05,297 INFO L83 FinitePrefix]: Finished finitePrefix Result has 943 conditions, 416 events. 80/416 cut-off events. For 182/242 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2304 event pairs, 27 based on Foata normal form. 3/383 useless extension candidates. Maximal degree in co-relation 877. Up to 152 conditions per place. [2025-03-15 00:41:05,298 INFO L140 encePairwiseOnDemand]: 89/94 looper letters, 27 selfloop transitions, 3 changer transitions 24/110 dead transitions. [2025-03-15 00:41:05,298 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 110 transitions, 505 flow [2025-03-15 00:41:05,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:05,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2025-03-15 00:41:05,302 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7943262411347518 [2025-03-15 00:41:05,303 INFO L298 CegarLoopForPetriNet]: 93 programPoint places, -1 predicate places. [2025-03-15 00:41:05,303 INFO L471 AbstractCegarLoop]: Abstraction has has 92 places, 110 transitions, 505 flow [2025-03-15 00:41:05,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 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 00:41:05,303 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:05,303 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 00:41:05,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 00:41:05,303 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-03-15 00:41:05,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:05,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1187939851, now seen corresponding path program 1 times [2025-03-15 00:41:05,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:05,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957520111] [2025-03-15 00:41:05,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:05,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:05,446 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 00:41:05,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:05,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957520111] [2025-03-15 00:41:05,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957520111] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:05,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:05,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 00:41:05,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416928610] [2025-03-15 00:41:05,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:05,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:05,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:05,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:05,448 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:05,448 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 94 [2025-03-15 00:41:05,449 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 110 transitions, 505 flow. Second operand has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 00:41:05,449 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:05,449 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 94 [2025-03-15 00:41:05,449 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:05,474 INFO L124 PetriNetUnfolderBase]: 2/123 cut-off events. [2025-03-15 00:41:05,474 INFO L125 PetriNetUnfolderBase]: For 129/135 co-relation queries the response was YES. [2025-03-15 00:41:05,475 INFO L83 FinitePrefix]: Finished finitePrefix Result has 251 conditions, 123 events. 2/123 cut-off events. For 129/135 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 160 event pairs, 0 based on Foata normal form. 14/132 useless extension candidates. Maximal degree in co-relation 175. Up to 32 conditions per place. [2025-03-15 00:41:05,475 INFO L140 encePairwiseOnDemand]: 90/94 looper letters, 0 selfloop transitions, 0 changer transitions 84/84 dead transitions. [2025-03-15 00:41:05,475 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 84 transitions, 333 flow [2025-03-15 00:41:05,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:05,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 242 transitions. [2025-03-15 00:41:05,476 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8581560283687943 [2025-03-15 00:41:05,476 INFO L298 CegarLoopForPetriNet]: 93 programPoint places, -2 predicate places. [2025-03-15 00:41:05,476 INFO L471 AbstractCegarLoop]: Abstraction has has 91 places, 84 transitions, 333 flow [2025-03-15 00:41:05,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 00:41:05,482 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_18-first-reads_true.i_petrified1_AllErrorsAtOnce [2025-03-15 00:41:05,499 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2025-03-15 00:41:05,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2025-03-15 00:41:05,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 9 remaining) [2025-03-15 00:41:05,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2025-03-15 00:41:05,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 9 remaining) [2025-03-15 00:41:05,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2025-03-15 00:41:05,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2025-03-15 00:41:05,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2025-03-15 00:41:05,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2025-03-15 00:41:05,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-15 00:41:05,500 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-15 00:41:05,505 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 00:41:05,505 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 00:41:05,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 12:41:05 BasicIcfg [2025-03-15 00:41:05,510 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 00:41:05,511 INFO L158 Benchmark]: Toolchain (without parser) took 1700.54ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 43.2MB in the beginning and 40.6MB in the end (delta: 2.7MB). Peak memory consumption was 21.8MB. Max. memory is 8.0GB. [2025-03-15 00:41:05,511 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:41:05,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.82ms. Allocated memory is still 71.3MB. Free memory was 43.1MB in the beginning and 23.8MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2025-03-15 00:41:05,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.53ms. Allocated memory is still 71.3MB. Free memory was 23.8MB in the beginning and 22.1MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 00:41:05,513 INFO L158 Benchmark]: Boogie Preprocessor took 14.61ms. Allocated memory is still 71.3MB. Free memory was 22.1MB in the beginning and 21.2MB in the end (delta: 863.1kB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:41:05,513 INFO L158 Benchmark]: RCFGBuilder took 289.25ms. Allocated memory is still 71.3MB. Free memory was 21.1MB in the beginning and 33.8MB in the end (delta: -12.7MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2025-03-15 00:41:05,513 INFO L158 Benchmark]: TraceAbstraction took 1032.40ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 40.6MB in the end (delta: -7.7MB). Peak memory consumption was 10.4MB. Max. memory is 8.0GB. [2025-03-15 00:41:05,514 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 330.82ms. Allocated memory is still 71.3MB. Free memory was 43.1MB in the beginning and 23.8MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.53ms. Allocated memory is still 71.3MB. Free memory was 23.8MB in the beginning and 22.1MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.61ms. Allocated memory is still 71.3MB. Free memory was 22.1MB in the beginning and 21.2MB in the end (delta: 863.1kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 289.25ms. Allocated memory is still 71.3MB. Free memory was 21.1MB in the beginning and 33.8MB in the end (delta: -12.7MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 1032.40ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 40.6MB in the end (delta: -7.7MB). Peak memory consumption was 10.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 697]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 700]: 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 - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 120 locations, 9 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: 0.9s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103 IncrementalHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 45 mSDtfsCounter, 103 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=505occurred in iteration=3, InterpolantAutomatonStates: 12, 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, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 182 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 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-15 00:41:05,528 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...