/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_52-refine-protected-loop2-small_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 00:43:04,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 00:43:04,579 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 00:43:04,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 00:43:04,604 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 00:43:04,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 00:43:04,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 00:43:04,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 00:43:04,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 00:43:04,607 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 00:43:04,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 00:43:04,607 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 00:43:04,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 00:43:04,608 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 00:43:04,608 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 00:43:04,608 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 00:43:04,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:43:04,609 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 00:43:04,609 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 00:43:04,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 00:43:04,609 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 00:43:04,609 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 00:43:04,609 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 00:43:04,609 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 00:43:04,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 00:43:04,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 00:43:04,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 00:43:04,876 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 00:43:04,876 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 00:43:04,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_52-refine-protected-loop2-small_true.i [2025-03-15 00:43:06,119 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8b051e8/94bcbd931c2f4ea4a3914438a2c3ef16/FLAG2f85aef5d [2025-03-15 00:43:06,315 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 00:43:06,316 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_52-refine-protected-loop2-small_true.i [2025-03-15 00:43:06,329 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8b051e8/94bcbd931c2f4ea4a3914438a2c3ef16/FLAG2f85aef5d [2025-03-15 00:43:06,665 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8b051e8/94bcbd931c2f4ea4a3914438a2c3ef16 [2025-03-15 00:43:06,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 00:43:06,668 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 00:43:06,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 00:43:06,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 00:43:06,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 00:43:06,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a60dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06, skipping insertion in model container [2025-03-15 00:43:06,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,692 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 00:43:06,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:43:06,867 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 00:43:06,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:43:06,922 INFO L204 MainTranslator]: Completed translation [2025-03-15 00:43:06,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06 WrapperNode [2025-03-15 00:43:06,923 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 00:43:06,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 00:43:06,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 00:43:06,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 00:43:06,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,936 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,947 INFO L138 Inliner]: procedures = 162, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2025-03-15 00:43:06,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 00:43:06,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 00:43:06,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 00:43:06,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 00:43:06,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,958 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,962 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 00:43:06,963 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 00:43:06,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 00:43:06,963 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 00:43:06,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (1/1) ... [2025-03-15 00:43:06,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:43:06,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 00:43:06,998 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 00:43:07,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-03-15 00:43:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure worker [2025-03-15 00:43:07,028 INFO L138 BoogieDeclarations]: Found implementation of procedure worker [2025-03-15 00:43:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-15 00:43:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 00:43:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 00:43:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-15 00:43:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 00:43:07,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 00:43:07,029 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 00:43:07,117 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 00:43:07,119 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 00:43:07,263 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 00:43:07,263 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 00:43:07,287 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 00:43:07,287 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-15 00:43:07,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:43:07 BoogieIcfgContainer [2025-03-15 00:43:07,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 00:43:07,289 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 00:43:07,289 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 00:43:07,295 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 00:43:07,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 12:43:06" (1/3) ... [2025-03-15 00:43:07,296 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@279e960d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:43:07, skipping insertion in model container [2025-03-15 00:43:07,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:43:06" (2/3) ... [2025-03-15 00:43:07,296 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@279e960d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:43:07, skipping insertion in model container [2025-03-15 00:43:07,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:43:07" (3/3) ... [2025-03-15 00:43:07,297 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_52-refine-protected-loop2-small_true.i [2025-03-15 00:43:07,309 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 00:43:07,311 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_52-refine-protected-loop2-small_true.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 5 error locations. [2025-03-15 00:43:07,312 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 00:43:07,366 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-15 00:43:07,398 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 00:43:07,410 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;@11311131, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 00:43:07,411 INFO L334 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2025-03-15 00:43:07,442 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 00:43:07,443 INFO L124 PetriNetUnfolderBase]: 0/46 cut-off events. [2025-03-15 00:43:07,444 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 00:43:07,444 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:07,445 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 00:43:07,445 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting workerErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, workerErr0ASSERT_VIOLATIONDATA_RACE, workerErr1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2025-03-15 00:43:07,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:07,451 INFO L85 PathProgramCache]: Analyzing trace with hash -771391188, now seen corresponding path program 1 times [2025-03-15 00:43:07,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:07,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821494058] [2025-03-15 00:43:07,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:07,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:07,665 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 00:43:07,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:07,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821494058] [2025-03-15 00:43:07,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821494058] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:07,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:07,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:43:07,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641174893] [2025-03-15 00:43:07,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:07,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:07,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:07,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:07,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:07,698 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 88 [2025-03-15 00:43:07,700 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 88 transitions, 180 flow. Second operand has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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 00:43:07,700 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:07,700 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 88 [2025-03-15 00:43:07,704 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:07,765 INFO L124 PetriNetUnfolderBase]: 2/79 cut-off events. [2025-03-15 00:43:07,765 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-15 00:43:07,770 INFO L83 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 79 events. 2/79 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 40 event pairs, 0 based on Foata normal form. 2/75 useless extension candidates. Maximal degree in co-relation 69. Up to 20 conditions per place. [2025-03-15 00:43:07,772 INFO L140 encePairwiseOnDemand]: 82/88 looper letters, 19 selfloop transitions, 2 changer transitions 3/79 dead transitions. [2025-03-15 00:43:07,772 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 79 transitions, 203 flow [2025-03-15 00:43:07,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:07,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:07,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 211 transitions. [2025-03-15 00:43:07,784 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7992424242424242 [2025-03-15 00:43:07,789 INFO L298 CegarLoopForPetriNet]: 88 programPoint places, -5 predicate places. [2025-03-15 00:43:07,789 INFO L471 AbstractCegarLoop]: Abstraction has has 83 places, 79 transitions, 203 flow [2025-03-15 00:43:07,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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 00:43:07,789 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:07,789 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] [2025-03-15 00:43:07,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 00:43:07,790 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting workerErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, workerErr0ASSERT_VIOLATIONDATA_RACE, workerErr1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2025-03-15 00:43:07,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:07,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1855367472, now seen corresponding path program 1 times [2025-03-15 00:43:07,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:07,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439363453] [2025-03-15 00:43:07,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:07,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:07,849 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 00:43:07,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:07,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439363453] [2025-03-15 00:43:07,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439363453] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:07,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:07,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:43:07,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980201760] [2025-03-15 00:43:07,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:07,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:07,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:07,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:07,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:07,851 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 64 out of 88 [2025-03-15 00:43:07,852 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 79 transitions, 203 flow. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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 00:43:07,852 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:07,852 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 64 of 88 [2025-03-15 00:43:07,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:07,898 INFO L124 PetriNetUnfolderBase]: 2/87 cut-off events. [2025-03-15 00:43:07,898 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES. [2025-03-15 00:43:07,898 INFO L83 FinitePrefix]: Finished finitePrefix Result has 138 conditions, 87 events. 2/87 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 45 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 100. Up to 22 conditions per place. [2025-03-15 00:43:07,898 INFO L140 encePairwiseOnDemand]: 82/88 looper letters, 18 selfloop transitions, 3 changer transitions 3/81 dead transitions. [2025-03-15 00:43:07,899 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 81 transitions, 253 flow [2025-03-15 00:43:07,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:07,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:07,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 216 transitions. [2025-03-15 00:43:07,901 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2025-03-15 00:43:07,901 INFO L298 CegarLoopForPetriNet]: 88 programPoint places, -6 predicate places. [2025-03-15 00:43:07,901 INFO L471 AbstractCegarLoop]: Abstraction has has 82 places, 81 transitions, 253 flow [2025-03-15 00:43:07,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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 00:43:07,902 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:43:07,902 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] [2025-03-15 00:43:07,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 00:43:07,902 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting workerErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, workerErr0ASSERT_VIOLATIONDATA_RACE, workerErr1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2025-03-15 00:43:07,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:43:07,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1691924130, now seen corresponding path program 1 times [2025-03-15 00:43:07,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:43:07,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538104670] [2025-03-15 00:43:07,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:43:07,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:43:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:43:07,989 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 00:43:07,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:43:07,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538104670] [2025-03-15 00:43:07,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538104670] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:43:07,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:43:07,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:43:07,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522875824] [2025-03-15 00:43:07,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:43:07,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:43:07,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:43:07,990 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:43:07,990 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:43:07,991 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 88 [2025-03-15 00:43:07,991 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 81 transitions, 253 flow. Second operand has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 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 00:43:07,991 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:43:07,991 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 88 [2025-03-15 00:43:07,991 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:43:08,023 INFO L124 PetriNetUnfolderBase]: 2/86 cut-off events. [2025-03-15 00:43:08,023 INFO L125 PetriNetUnfolderBase]: For 38/38 co-relation queries the response was YES. [2025-03-15 00:43:08,023 INFO L83 FinitePrefix]: Finished finitePrefix Result has 158 conditions, 86 events. 2/86 cut-off events. For 38/38 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 42 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 118. Up to 21 conditions per place. [2025-03-15 00:43:08,023 INFO L140 encePairwiseOnDemand]: 85/88 looper letters, 0 selfloop transitions, 0 changer transitions 80/80 dead transitions. [2025-03-15 00:43:08,023 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 80 transitions, 291 flow [2025-03-15 00:43:08,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:43:08,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:43:08,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 204 transitions. [2025-03-15 00:43:08,025 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7727272727272727 [2025-03-15 00:43:08,025 INFO L298 CegarLoopForPetriNet]: 88 programPoint places, -5 predicate places. [2025-03-15 00:43:08,025 INFO L471 AbstractCegarLoop]: Abstraction has has 83 places, 80 transitions, 291 flow [2025-03-15 00:43:08,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 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 00:43:08,031 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_52-refine-protected-loop2-small_true.i_petrified1_AllErrorsAtOnce [2025-03-15 00:43:08,045 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr0ASSERT_VIOLATIONDATA_RACE (9 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr1ASSERT_VIOLATIONDATA_RACE (8 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr2ASSERT_VIOLATIONDATA_RACE (7 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr3ASSERT_VIOLATIONDATA_RACE (6 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr4ASSERT_VIOLATIONDATA_RACE (5 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr0ASSERT_VIOLATIONDATA_RACE (4 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr1ASSERT_VIOLATIONDATA_RACE (3 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr2ASSERT_VIOLATIONDATA_RACE (2 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr3ASSERT_VIOLATIONDATA_RACE (1 of 11 remaining) [2025-03-15 00:43:08,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr4ASSERT_VIOLATIONDATA_RACE (0 of 11 remaining) [2025-03-15 00:43:08,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 00:43:08,047 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-15 00:43:08,052 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 00:43:08,052 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 00:43:08,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 12:43:08 BasicIcfg [2025-03-15 00:43:08,055 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 00:43:08,057 INFO L158 Benchmark]: Toolchain (without parser) took 1387.89ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 27.6MB in the end (delta: 15.4MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. [2025-03-15 00:43:08,058 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:43:08,058 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.25ms. Allocated memory is still 71.3MB. Free memory was 42.8MB in the beginning and 23.1MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2025-03-15 00:43:08,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.78ms. Allocated memory is still 71.3MB. Free memory was 23.1MB in the beginning and 21.4MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 00:43:08,059 INFO L158 Benchmark]: Boogie Preprocessor took 15.26ms. Allocated memory is still 71.3MB. Free memory was 21.4MB in the beginning and 20.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:43:08,061 INFO L158 Benchmark]: RCFGBuilder took 323.92ms. Allocated memory is still 71.3MB. Free memory was 20.3MB in the beginning and 33.1MB in the end (delta: -12.8MB). Peak memory consumption was 6.7MB. Max. memory is 8.0GB. [2025-03-15 00:43:08,061 INFO L158 Benchmark]: TraceAbstraction took 766.38ms. Allocated memory is still 71.3MB. Free memory was 32.1MB in the beginning and 27.6MB in the end (delta: 4.5MB). Peak memory consumption was 2.8MB. Max. memory is 8.0GB. [2025-03-15 00:43:08,062 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 32.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 254.25ms. Allocated memory is still 71.3MB. Free memory was 42.8MB in the beginning and 23.1MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.78ms. Allocated memory is still 71.3MB. Free memory was 23.1MB in the beginning and 21.4MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.26ms. Allocated memory is still 71.3MB. Free memory was 21.4MB in the beginning and 20.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 323.92ms. Allocated memory is still 71.3MB. Free memory was 20.3MB in the beginning and 33.1MB in the end (delta: -12.8MB). Peak memory consumption was 6.7MB. Max. memory is 8.0GB. * TraceAbstraction took 766.38ms. Allocated memory is still 71.3MB. Free memory was 32.1MB in the beginning and 27.6MB in the end (delta: 4.5MB). Peak memory consumption was 2.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 689]: 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: 691]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 133 locations, 11 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: 0.7s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 66 IncrementalHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 35 mSDtfsCounter, 66 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=291occurred in iteration=3, InterpolantAutomatonStates: 9, 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, 0.2s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 00:43:08,073 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...