/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 -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT --traceabstraction.refinement.strategy.for.commutativity.condition.synthesis CAMEL -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_69-refine-protected-loop-interval_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 19:24:07,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 19:24:07,881 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 19:24:07,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 19:24:07,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 19:24:07,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 19:24:07,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 19:24:07,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 19:24:07,899 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 19:24:07,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 19:24:07,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 19:24:07,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 19:24:07,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 19:24:07,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 19:24:07,901 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 19:24:07,901 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 19:24:07,901 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 19:24:07,901 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 19:24:07,901 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Refinement strategy for commutativity condition synthesis -> CAMEL [2024-11-14 19:24:08,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 19:24:08,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 19:24:08,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 19:24:08,102 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 19:24:08,102 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 19:24:08,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_69-refine-protected-loop-interval_true.i [2024-11-14 19:24:09,247 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 19:24:09,510 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 19:24:09,511 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/13-privatized_69-refine-protected-loop-interval_true.i [2024-11-14 19:24:09,527 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0e175999e/bfee8b913c3e4f379e89d044f4b14135/FLAG2904826ca [2024-11-14 19:24:09,826 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0e175999e/bfee8b913c3e4f379e89d044f4b14135 [2024-11-14 19:24:09,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 19:24:09,831 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 19:24:09,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 19:24:09,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 19:24:09,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 19:24:09,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:24:09" (1/1) ... [2024-11-14 19:24:09,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f8cc2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:09, skipping insertion in model container [2024-11-14 19:24:09,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:24:09" (1/1) ... [2024-11-14 19:24:09,854 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 19:24:09,956 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/13-privatized_69-refine-protected-loop-interval_true.i[1107,1120] [2024-11-14 19:24:10,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 19:24:10,053 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 19:24:10,059 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/13-privatized_69-refine-protected-loop-interval_true.i[1107,1120] [2024-11-14 19:24:10,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 19:24:10,104 INFO L204 MainTranslator]: Completed translation [2024-11-14 19:24:10,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10 WrapperNode [2024-11-14 19:24:10,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 19:24:10,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 19:24:10,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 19:24:10,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 19:24:10,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,120 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,134 INFO L138 Inliner]: procedures = 168, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 99 [2024-11-14 19:24:10,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 19:24:10,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 19:24:10,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 19:24:10,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 19:24:10,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,149 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 19:24:10,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 19:24:10,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 19:24:10,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 19:24:10,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (1/1) ... [2024-11-14 19:24:10,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 19:24:10,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 19:24:10,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 19:24:10,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 19:24:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure worker [2024-11-14 19:24:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure worker [2024-11-14 19:24:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-14 19:24:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 19:24:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 19:24:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 19:24:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-14 19:24:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 19:24:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 19:24:10,193 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 19:24:10,281 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 19:24:10,282 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 19:24:10,444 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 19:24:10,445 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 19:24:10,468 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 19:24:10,468 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-14 19:24:10,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:24:10 BoogieIcfgContainer [2024-11-14 19:24:10,470 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 19:24:10,471 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 19:24:10,472 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 19:24:10,476 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 19:24:10,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 07:24:09" (1/3) ... [2024-11-14 19:24:10,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d08c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:24:10, skipping insertion in model container [2024-11-14 19:24:10,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:24:10" (2/3) ... [2024-11-14 19:24:10,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d08c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:24:10, skipping insertion in model container [2024-11-14 19:24:10,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:24:10" (3/3) ... [2024-11-14 19:24:10,478 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_69-refine-protected-loop-interval_true.i [2024-11-14 19:24:10,489 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 19:24:10,490 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_69-refine-protected-loop-interval_true.i that has 2 procedures, 104 locations, 1 initial locations, 3 loop locations, and 2 error locations. [2024-11-14 19:24:10,490 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 19:24:10,538 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-14 19:24:10,578 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 19:24:10,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 19:24:10,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 19:24:10,580 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-14 19:24:10,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-14 19:24:10,655 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 19:24:10,667 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == workerThread1of1ForFork0 ======== [2024-11-14 19:24:10,673 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@56862b0d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 19:24:10,673 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 19:24:10,913 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr0ASSERT_VIOLATIONERROR_FUNCTION, workerErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 19:24:10,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:24:10,918 INFO L85 PathProgramCache]: Analyzing trace with hash -909036627, now seen corresponding path program 1 times [2024-11-14 19:24:10,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:24:10,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727689388] [2024-11-14 19:24:10,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:24:10,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:24:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:24:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:11,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:24:11,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727689388] [2024-11-14 19:24:11,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727689388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:24:11,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:24:11,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 19:24:11,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963399398] [2024-11-14 19:24:11,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:24:11,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 19:24:11,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:24:11,236 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 19:24:11,236 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 19:24:11,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:11,238 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:24:11,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2024-11-14 19:24:11,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:11,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:11,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 19:24:11,295 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr0ASSERT_VIOLATIONERROR_FUNCTION, workerErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 19:24:11,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:24:11,295 INFO L85 PathProgramCache]: Analyzing trace with hash 969473317, now seen corresponding path program 1 times [2024-11-14 19:24:11,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:24:11,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15072374] [2024-11-14 19:24:11,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:24:11,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:24:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:24:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:11,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:24:11,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15072374] [2024-11-14 19:24:11,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15072374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:24:11,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:24:11,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 19:24:11,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697666919] [2024-11-14 19:24:11,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:24:11,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 19:24:11,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:24:11,451 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 19:24:11,451 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 19:24:11,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:11,452 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:24:11,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-14 19:24:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:11,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:11,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:11,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 19:24:11,584 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr0ASSERT_VIOLATIONERROR_FUNCTION, workerErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 19:24:11,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:24:11,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1439229813, now seen corresponding path program 2 times [2024-11-14 19:24:11,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:24:11,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652617254] [2024-11-14 19:24:11,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:24:11,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:24:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:24:11,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:11,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:24:11,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652617254] [2024-11-14 19:24:11,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652617254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:24:11,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:24:11,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 19:24:11,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119294368] [2024-11-14 19:24:11,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:24:11,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 19:24:11,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:24:11,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 19:24:11,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 19:24:11,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:11,719 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:24:11,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 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) [2024-11-14 19:24:11,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:11,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:11,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:11,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:11,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:11,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:11,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 19:24:11,817 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting workerErr1ASSERT_VIOLATIONERROR_FUNCTION === [workerErr0ASSERT_VIOLATIONERROR_FUNCTION, workerErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 19:24:11,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:24:11,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1409646324, now seen corresponding path program 1 times [2024-11-14 19:24:11,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:24:11,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327736141] [2024-11-14 19:24:11,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:24:11,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:24:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:24:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:11,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:24:11,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327736141] [2024-11-14 19:24:11,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327736141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:24:11,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:24:11,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 19:24:11,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280103773] [2024-11-14 19:24:11,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:24:11,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 19:24:11,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:24:11,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 19:24:11,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 19:24:11,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:11,918 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:24:11,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 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) [2024-11-14 19:24:11,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:11,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:11,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:11,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:12,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:12,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 19:24:12,064 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr0ASSERT_VIOLATIONERROR_FUNCTION, workerErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 19:24:12,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:24:12,065 INFO L85 PathProgramCache]: Analyzing trace with hash 945285186, now seen corresponding path program 1 times [2024-11-14 19:24:12,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:24:12,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337540229] [2024-11-14 19:24:12,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:24:12,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:24:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:24:12,188 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:12,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:24:12,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337540229] [2024-11-14 19:24:12,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337540229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:24:12,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:24:12,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 19:24:12,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245050110] [2024-11-14 19:24:12,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:24:12,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 19:24:12,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:24:12,190 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 19:24:12,190 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 19:24:12,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:12,190 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:24:12,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 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) [2024-11-14 19:24:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:12,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:12,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:12,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 19:24:12,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 19:24:12,340 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr0ASSERT_VIOLATIONERROR_FUNCTION, workerErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 19:24:12,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:24:12,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1058228602, now seen corresponding path program 1 times [2024-11-14 19:24:12,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:24:12,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806990581] [2024-11-14 19:24:12,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:24:12,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:24:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:24:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:12,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:24:12,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806990581] [2024-11-14 19:24:12,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806990581] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 19:24:12,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063042874] [2024-11-14 19:24:12,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:24:12,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 19:24:12,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 19:24:12,618 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 19:24:12,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 19:24:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:24:12,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 19:24:12,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 19:24:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:12,908 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 19:24:13,080 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:13,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063042874] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 19:24:13,080 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 19:24:13,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 12 [2024-11-14 19:24:13,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742520329] [2024-11-14 19:24:13,081 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 19:24:13,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 19:24:13,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:24:13,082 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 19:24:13,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-11-14 19:24:13,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:13,085 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:24:13,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 19.833333333333332) internal successors, (238), 12 states have internal predecessors, (238), 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) [2024-11-14 19:24:13,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 19:24:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 19:24:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 19:24:13,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 19:24:13,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-14 19:24:13,499 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr0ASSERT_VIOLATIONERROR_FUNCTION, workerErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 19:24:13,529 WARN L203 CommutativityChecker]: Unsatisfiable commutativity condition generated: 2287#(not (exists ((|v_workerThread1of1ForFork0_pqueue_get_#t~ret4#1_Out_2| Int) (|v_#pthreadsMutex_Out_2| (Array Int (Array Int Int))) (|v_ULTIMATE.start_pqueue_put_#t~ret3#1_Out_2| Int)) (and (not (and (= |v_workerThread1of1ForFork0_pqueue_get_#t~ret4#1_Out_2| 0) (= |v_ULTIMATE.start_pqueue_put_#t~ret3#1_Out_2| 0) (= (store |#pthreadsMutex| |~#A~0.base| (store (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset| 0)) |v_#pthreadsMutex_Out_2|) (= (select (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset|) 0))) (= (store |#pthreadsMutex| |~#A~0.base| (store (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset| 1)) |v_#pthreadsMutex_Out_2|) (= |v_workerThread1of1ForFork0_pqueue_get_#t~ret4#1_Out_2| 0) (= |v_ULTIMATE.start_pqueue_put_#t~ret3#1_Out_2| 0)))) [2024-11-14 19:24:13,542 WARN L203 CommutativityChecker]: Unsatisfiable commutativity condition generated: 2288#(not (exists ((|v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_2| Int) (|v_#pthreadsMutex_Out_4| (Array Int (Array Int Int))) (|v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_2| Int)) (and (= (store |#pthreadsMutex| |~#A~0.base| (store (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset| 1)) |v_#pthreadsMutex_Out_4|) (not (and (= (select (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset|) 0) (= |v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_2| 0) (= |v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_2| 0) (= (store |#pthreadsMutex| |~#A~0.base| (store (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset| 0)) |v_#pthreadsMutex_Out_4|))) (= |v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_2| 0) (= |v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_2| 0)))) [2024-11-14 19:24:13,553 WARN L203 CommutativityChecker]: Unsatisfiable commutativity condition generated: 2289#(not (exists ((|v_#pthreadsMutex_Out_6| (Array Int (Array Int Int))) (|v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_4| Int) (|v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_4| Int)) (and (= |v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_4| 0) (= (store |#pthreadsMutex| |~#A~0.base| (store (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset| 1)) |v_#pthreadsMutex_Out_6|) (not (and (= (store |#pthreadsMutex| |~#A~0.base| (store (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset| 0)) |v_#pthreadsMutex_Out_6|) (= |v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_4| 0) (= (select (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset|) 0) (= |v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_4| 0))) (= |v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_4| 0)))) [2024-11-14 19:24:13,565 WARN L203 CommutativityChecker]: Unsatisfiable commutativity condition generated: 2290#(not (exists ((|v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_6| Int) (|v_#pthreadsMutex_Out_8| (Array Int (Array Int Int))) (|v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_6| Int)) (and (= |v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_6| 0) (= (store |#pthreadsMutex| |~#A~0.base| (store (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset| 1)) |v_#pthreadsMutex_Out_8|) (= |v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_6| 0) (not (and (= |v_workerThread1of1ForFork0_pqueue_get_#t~ret6#1_Out_6| 0) (= |v_ULTIMATE.start_pqueue_put_#t~ret1#1_Out_6| 0) (= (select (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset|) 0) (= (store |#pthreadsMutex| |~#A~0.base| (store (select |#pthreadsMutex| |~#A~0.base|) |~#A~0.offset| 0)) |v_#pthreadsMutex_Out_8|)))))) [2024-11-14 19:24:13,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:24:13,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1269111718, now seen corresponding path program 2 times [2024-11-14 19:24:13,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:24:13,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472450783] [2024-11-14 19:24:13,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:24:13,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:24:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:24:14,174 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 62 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 19:24:14,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:24:14,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472450783] [2024-11-14 19:24:14,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472450783] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 19:24:14,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951727001] [2024-11-14 19:24:14,175 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 19:24:14,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 19:24:14,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 19:24:14,177 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 19:24:14,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 19:24:14,260 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 19:24:14,260 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 19:24:14,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 19:24:14,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 19:24:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-11-14 19:24:14,357 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 19:24:14,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951727001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:24:14,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 19:24:14,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 19 [2024-11-14 19:24:14,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026209627] [2024-11-14 19:24:14,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:24:14,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 19:24:14,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:24:14,358 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 19:24:14,359 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2024-11-14 19:24:14,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:14,359 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:24:14,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 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) [2024-11-14 19:24:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 19:24:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 19:24:14,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:24:14,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 19:24:14,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:14,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 19:24:14,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:24:14,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 19:24:14,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 19:24:14,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 19:24:14,925 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-11-14 19:24:14,925 INFO L782 garLoopResultBuilder]: Registering result SAFE for location workerErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-14 19:24:14,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 19:24:15,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 19:24:15,129 INFO L422 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1] [2024-11-14 19:24:15,130 INFO L320 ceAbstractionStarter]: Result for error location workerThread1of1ForFork0 was SAFE,SAFE (1/2) [2024-11-14 19:24:15,132 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 19:24:15,133 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 19:24:15,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 19:24:15,133 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@56862b0d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 19:24:15,133 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 19:24:15,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-11-14 19:24:15,137 INFO L422 BasicCegarLoop]: Path program histogram: [] [2024-11-14 19:24:15,137 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/2) [2024-11-14 19:24:15,137 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 19:24:15,137 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 19:24:15,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-14 19:24:15,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 07:24:15 BasicIcfg [2024-11-14 19:24:15,160 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 19:24:15,162 INFO L158 Benchmark]: Toolchain (without parser) took 5332.06ms. Allocated memory was 100.7MB in the beginning and 163.6MB in the end (delta: 62.9MB). Free memory was 72.2MB in the beginning and 125.3MB in the end (delta: -53.1MB). Peak memory consumption was 96.3MB. Max. memory is 8.0GB. [2024-11-14 19:24:15,162 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 19:24:15,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.47ms. Allocated memory is still 100.7MB. Free memory was 72.2MB in the beginning and 52.0MB in the end (delta: 20.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 19:24:15,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.84ms. Allocated memory is still 100.7MB. Free memory was 52.0MB in the beginning and 49.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 19:24:15,165 INFO L158 Benchmark]: Boogie Preprocessor took 15.16ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 48.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 19:24:15,165 INFO L158 Benchmark]: RCFGBuilder took 319.56ms. Allocated memory is still 100.7MB. Free memory was 48.8MB in the beginning and 34.0MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-14 19:24:15,165 INFO L158 Benchmark]: TraceAbstraction took 4689.03ms. Allocated memory was 100.7MB in the beginning and 163.6MB in the end (delta: 62.9MB). Free memory was 33.5MB in the beginning and 125.3MB in the end (delta: -91.8MB). Peak memory consumption was 62.8MB. Max. memory is 8.0GB. [2024-11-14 19:24:15,167 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 273.47ms. Allocated memory is still 100.7MB. Free memory was 72.2MB in the beginning and 52.0MB in the end (delta: 20.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.84ms. Allocated memory is still 100.7MB. Free memory was 52.0MB in the beginning and 49.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.16ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 48.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 319.56ms. Allocated memory is still 100.7MB. Free memory was 48.8MB in the beginning and 34.0MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 4689.03ms. Allocated memory was 100.7MB in the beginning and 163.6MB in the end (delta: 62.9MB). Free memory was 33.5MB in the beginning and 125.3MB in the end (delta: -91.8MB). Peak memory consumption was 62.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10859, independent: 9797, independent conditional: 5579, independent unconditional: 4218, dependent: 1062, dependent conditional: 1048, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9833, independent: 9797, independent conditional: 5579, independent unconditional: 4218, dependent: 36, dependent conditional: 22, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9833, independent: 9797, independent conditional: 5579, independent unconditional: 4218, dependent: 36, dependent conditional: 22, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9892, independent: 9797, independent conditional: 5579, independent unconditional: 4218, dependent: 95, dependent conditional: 81, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9892, independent: 9797, independent conditional: 0, independent unconditional: 9797, dependent: 95, dependent conditional: 20, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9892, independent: 9797, independent conditional: 0, independent unconditional: 9797, dependent: 95, dependent conditional: 20, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2548, independent: 2531, independent conditional: 0, independent unconditional: 2531, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2548, independent: 2527, independent conditional: 0, independent unconditional: 2527, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, independent: 46, independent conditional: 0, independent unconditional: 46, dependent: 204, dependent conditional: 24, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 4, Protected Queries: 0 ], Cache Queries: [ total: 9892, independent: 7266, independent conditional: 0, independent unconditional: 7266, dependent: 78, dependent conditional: 18, dependent unconditional: 60, unknown: 2548, unknown conditional: 2, unknown unconditional: 2546] , Statistics on independence cache: Total cache size (in pairs): 2548, Positive cache size: 2531, Positive conditional cache size: 0, Positive unconditional cache size: 2531, Negative cache size: 17, Negative conditional cache size: 2, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5640, Maximal queried relation: 5, Independence queries for same thread: 1026, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 829, Number of trivial persistent sets: 797, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4232, independent: 4218, independent conditional: 0, independent unconditional: 4218, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10859, independent: 9797, independent conditional: 5579, independent unconditional: 4218, dependent: 1062, dependent conditional: 1048, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9833, independent: 9797, independent conditional: 5579, independent unconditional: 4218, dependent: 36, dependent conditional: 22, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9833, independent: 9797, independent conditional: 5579, independent unconditional: 4218, dependent: 36, dependent conditional: 22, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9892, independent: 9797, independent conditional: 5579, independent unconditional: 4218, dependent: 95, dependent conditional: 81, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9892, independent: 9797, independent conditional: 0, independent unconditional: 9797, dependent: 95, dependent conditional: 20, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9892, independent: 9797, independent conditional: 0, independent unconditional: 9797, dependent: 95, dependent conditional: 20, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2548, independent: 2531, independent conditional: 0, independent unconditional: 2531, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2548, independent: 2527, independent conditional: 0, independent unconditional: 2527, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 17, dependent conditional: 2, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, independent: 46, independent conditional: 0, independent unconditional: 46, dependent: 204, dependent conditional: 24, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 4, Protected Queries: 0 ], Cache Queries: [ total: 9892, independent: 7266, independent conditional: 0, independent unconditional: 7266, dependent: 78, dependent conditional: 18, dependent unconditional: 60, unknown: 2548, unknown conditional: 2, unknown unconditional: 2546] , Statistics on independence cache: Total cache size (in pairs): 2548, Positive cache size: 2531, Positive conditional cache size: 0, Positive unconditional cache size: 2531, Negative cache size: 17, Negative conditional cache size: 2, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5640, Maximal queried relation: 5, Independence queries for same thread: 1026 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2546, Positive cache size: 2531, Positive conditional cache size: 0, Positive unconditional cache size: 2531, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0, Persistent sets #1 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 33, Number of trivial persistent sets: 33, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2546, Positive cache size: 2531, Positive conditional cache size: 0, Positive unconditional cache size: 2531, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: workerThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 148 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 1.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 69, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1394 NumberOfCodeBlocks, 1152 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1580 ConstructedInterpolants, 0 QuantifiedInterpolants, 3132 SizeOfPredicates, 14 NumberOfNonLiveVariables, 562 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 435/720 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: CheckTime: 0.1s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 101, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 4 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 148 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 19:24:15,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...