/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 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-16 00:23:30,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 00:23:30,129 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-16 00:23:30,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 00:23:30,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 00:23:30,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 00:23:30,158 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 00:23:30,158 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 00:23:30,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 00:23:30,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 00:23:30,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 00:23:30,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 00:23:30,159 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 00:23:30,159 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 00:23:30,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 00:23:30,160 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 00:23:30,160 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 00:23:30,160 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 00:23:30,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 00:23:30,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 00:23:30,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 00:23:30,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 00:23:30,161 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 00:23:30,161 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 00:23:30,161 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 00:23:30,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-16 00:23:30,162 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 00:23:30,162 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-16 00:23:30,162 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 00:23:30,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 00:23:30,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 00:23:30,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 00:23:30,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 00:23:30,162 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 00:23:30,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 00:23:30,163 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 00:23:30,163 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-16 00:23:30,163 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-16 00:23:30,163 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-16 00:23:30,163 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 [2024-11-16 00:23:30,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 00:23:30,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 00:23:30,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 00:23:30,452 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 00:23:30,453 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 00:23:30,453 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/unroll-3.wvr.c [2024-11-16 00:23:31,758 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 00:23:31,995 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 00:23:31,996 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/unroll-3.wvr.c [2024-11-16 00:23:32,005 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/dff54506f/894a10b61a7b4083a812556ce0f0d59b/FLAG99ceb83ba [2024-11-16 00:23:32,340 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/dff54506f/894a10b61a7b4083a812556ce0f0d59b [2024-11-16 00:23:32,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 00:23:32,343 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-16 00:23:32,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 00:23:32,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 00:23:32,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 00:23:32,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9df4fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32, skipping insertion in model container [2024-11-16 00:23:32,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,371 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 00:23:32,508 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/weaver/unroll-3.wvr.c[2526,2539] [2024-11-16 00:23:32,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 00:23:32,524 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 00:23:32,542 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/weaver/unroll-3.wvr.c[2526,2539] [2024-11-16 00:23:32,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 00:23:32,560 INFO L204 MainTranslator]: Completed translation [2024-11-16 00:23:32,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32 WrapperNode [2024-11-16 00:23:32,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 00:23:32,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 00:23:32,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 00:23:32,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 00:23:32,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,606 INFO L138 Inliner]: procedures = 23, calls = 24, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 134 [2024-11-16 00:23:32,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 00:23:32,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 00:23:32,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 00:23:32,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 00:23:32,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 00:23:32,643 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-16 00:23:32,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-16 00:23:32,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-16 00:23:32,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (1/1) ... [2024-11-16 00:23:32,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 00:23:32,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:23:32,679 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) [2024-11-16 00:23:32,681 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 [2024-11-16 00:23:32,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 00:23:32,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 00:23:32,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 00:23:32,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 00:23:32,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 00:23:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 00:23:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 00:23:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 00:23:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 00:23:32,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 00:23:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 00:23:32,706 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 00:23:32,809 INFO L238 CfgBuilder]: Building ICFG [2024-11-16 00:23:32,811 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 00:23:33,115 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 00:23:33,115 INFO L287 CfgBuilder]: Performing block encoding [2024-11-16 00:23:33,136 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 00:23:33,136 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-16 00:23:33,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:23:33 BoogieIcfgContainer [2024-11-16 00:23:33,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-16 00:23:33,139 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 00:23:33,139 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 00:23:33,146 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 00:23:33,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:23:32" (1/3) ... [2024-11-16 00:23:33,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7905e6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:23:33, skipping insertion in model container [2024-11-16 00:23:33,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:32" (2/3) ... [2024-11-16 00:23:33,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7905e6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:23:33, skipping insertion in model container [2024-11-16 00:23:33,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:23:33" (3/3) ... [2024-11-16 00:23:33,148 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-3.wvr.c [2024-11-16 00:23:33,162 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 00:23:33,164 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG unroll-3.wvr.c that has 3 procedures, 165 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-16 00:23:33,164 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 00:23:33,287 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-16 00:23:33,339 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 00:23:33,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-16 00:23:33,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:23:33,342 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) [2024-11-16 00:23:33,343 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 [2024-11-16 00:23:33,422 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-16 00:23:33,432 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-16 00:23:33,437 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;@25e9af68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 00:23:33,438 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-16 00:23:33,682 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:23:33,683 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:23:33,683 INFO L132 ounterexampleChecker]: Examining path program with hash -966690526, occurence #1 [2024-11-16 00:23:33,683 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:23:33,683 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:23:33,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:23:33,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1665739563, now seen corresponding path program 1 times [2024-11-16 00:23:33,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:23:33,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548167282] [2024-11-16 00:23:33,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:23:33,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:23:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:23:33,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:23:33,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:23:33,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548167282] [2024-11-16 00:23:33,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548167282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:23:33,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:23:33,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 00:23:33,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032325872] [2024-11-16 00:23:33,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:23:33,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 00:23:33,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:23:33,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 00:23:33,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 00:23:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:33,914 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:23:33,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.0) internal successors, (112), 2 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) [2024-11-16 00:23:33,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:33,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:33,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 00:23:33,959 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:23:33,959 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:23:33,959 INFO L132 ounterexampleChecker]: Examining path program with hash -775948220, occurence #1 [2024-11-16 00:23:33,959 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:23:33,959 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:23:33,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:23:33,960 INFO L85 PathProgramCache]: Analyzing trace with hash -512007570, now seen corresponding path program 1 times [2024-11-16 00:23:33,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:23:33,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819159975] [2024-11-16 00:23:33,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:23:33,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:23:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:23:34,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:23:34,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:23:34,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819159975] [2024-11-16 00:23:34,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819159975] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:23:34,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:23:34,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 00:23:34,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935846922] [2024-11-16 00:23:34,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:23:34,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 00:23:34,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:23:34,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 00:23:34,483 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-16 00:23:34,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:34,483 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:23:34,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 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) [2024-11-16 00:23:34,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:34,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:34,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:23:34,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 00:23:34,608 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:23:34,608 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:23:34,608 INFO L132 ounterexampleChecker]: Examining path program with hash -1318071348, occurence #1 [2024-11-16 00:23:34,608 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:23:34,609 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:23:34,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:23:34,609 INFO L85 PathProgramCache]: Analyzing trace with hash 188879857, now seen corresponding path program 1 times [2024-11-16 00:23:34,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:23:34,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144642128] [2024-11-16 00:23:34,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:23:34,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:23:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:23:35,754 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:23:35,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:23:35,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144642128] [2024-11-16 00:23:35,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144642128] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:23:35,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138006635] [2024-11-16 00:23:35,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:23:35,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:23:35,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:23:35,760 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) [2024-11-16 00:23:35,766 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 [2024-11-16 00:23:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:23:35,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-16 00:23:35,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:23:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-16 00:23:36,254 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:23:36,598 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-16 00:23:36,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1138006635] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:23:36,599 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:23:36,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 8] total 20 [2024-11-16 00:23:36,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167987159] [2024-11-16 00:23:36,599 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:23:36,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-16 00:23:36,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:23:36,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-16 00:23:36,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2024-11-16 00:23:36,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:36,602 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:23:36,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.65) internal successors, (293), 20 states have internal predecessors, (293), 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) [2024-11-16 00:23:36,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:36,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:23:36,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:37,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:37,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:23:37,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-16 00:23:37,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 00:23:37,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:23:37,891 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:23:37,891 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:23:37,891 INFO L132 ounterexampleChecker]: Examining path program with hash 906170743, occurence #1 [2024-11-16 00:23:37,891 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:23:37,891 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:23:37,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:23:37,892 INFO L85 PathProgramCache]: Analyzing trace with hash 2018976738, now seen corresponding path program 1 times [2024-11-16 00:23:37,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:23:37,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698263184] [2024-11-16 00:23:37,892 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:23:37,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:23:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:23:38,691 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 00:23:38,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:23:38,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698263184] [2024-11-16 00:23:38,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698263184] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:23:38,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1899038584] [2024-11-16 00:23:38,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:23:38,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:23:38,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:23:38,694 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) [2024-11-16 00:23:38,696 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 [2024-11-16 00:23:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:23:38,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-16 00:23:38,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:23:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 00:23:39,675 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:23:40,666 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 00:23:40,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1899038584] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:23:40,666 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:23:40,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 39 [2024-11-16 00:23:40,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045885698] [2024-11-16 00:23:40,667 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:23:40,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-11-16 00:23:40,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:23:40,672 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-16 00:23:40,672 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1354, Unknown=0, NotChecked=0, Total=1482 [2024-11-16 00:23:40,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:40,672 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:23:40,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 11.871794871794872) internal successors, (463), 39 states have internal predecessors, (463), 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) [2024-11-16 00:23:40,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:40,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:23:40,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-16 00:23:40,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:42,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:42,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:23:42,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-16 00:23:42,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-16 00:23:42,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-16 00:23:43,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:23:43,165 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:23:43,165 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:23:43,166 INFO L132 ounterexampleChecker]: Examining path program with hash 906170743, occurence #2 [2024-11-16 00:23:43,166 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:23:43,166 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:23:43,167 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,167 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:23:43,167 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,167 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:23:43,167 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,167 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:23:43,167 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,167 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 00:23:43,167 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,168 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:23:43,168 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,168 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 00:23:43,168 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,168 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-16 00:23:43,168 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,168 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-16 00:23:43,169 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,169 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:23:43,169 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,169 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:23:43,169 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,170 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:23:43,170 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,170 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 00:23:43,170 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,170 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:23:43,170 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,170 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:23:43,171 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,171 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-16 00:23:43,171 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,171 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-16 00:23:43,171 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,171 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:23:43,171 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,171 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-16 00:23:43,171 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,172 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:23:43,172 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,172 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:23:43,172 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,172 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 00:23:43,172 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,172 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 00:23:43,172 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,172 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-16 00:23:43,173 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,173 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-11-16 00:23:43,173 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,173 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 00:23:43,173 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,173 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 00:23:43,173 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,173 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 00:23:43,173 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,173 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:23:43,173 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,173 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:23:43,173 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,173 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-16 00:23:43,173 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,173 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 00:23:43,174 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,174 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-16 00:23:43,174 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,174 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:23:43,174 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,174 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-16 00:23:43,183 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:23:43,183 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 00:23:43,183 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-16 00:23:43,184 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:23:43,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 343 [2024-11-16 00:23:43,184 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:23:43,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 345 [2024-11-16 00:23:43,184 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 346 [2024-11-16 00:23:43,184 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 348 [2024-11-16 00:23:43,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:23:43,185 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:23:43,185 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:23:43,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:23:43,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1821341348, now seen corresponding path program 2 times [2024-11-16 00:23:43,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:23:43,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498440594] [2024-11-16 00:23:43,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:23:43,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:23:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:23:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 505 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 00:23:44,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:23:44,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498440594] [2024-11-16 00:23:44,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498440594] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:23:44,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107908438] [2024-11-16 00:23:44,779 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 00:23:44,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:23:44,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:23:44,782 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:23:44,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-16 00:23:44,927 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 00:23:44,927 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:23:44,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-16 00:23:44,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:23:45,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-16 00:23:48,417 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 75 proven. 215 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-11-16 00:23:48,417 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:23:53,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 77 [2024-11-16 00:23:53,958 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:23:53,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 239 treesize of output 253 [2024-11-16 00:23:58,254 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 92 proven. 198 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-11-16 00:23:58,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107908438] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:23:58,255 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:23:58,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 33, 32] total 87 [2024-11-16 00:23:58,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277852930] [2024-11-16 00:23:58,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:23:58,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2024-11-16 00:23:58,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:23:58,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2024-11-16 00:23:58,261 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=385, Invalid=7097, Unknown=0, NotChecked=0, Total=7482 [2024-11-16 00:23:58,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:58,261 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:23:58,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 9.045977011494253) internal successors, (787), 87 states have internal predecessors, (787), 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) [2024-11-16 00:23:58,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:58,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:23:58,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-16 00:23:58,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-16 00:23:58,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:24:06,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:24:06,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:24:06,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-16 00:24:06,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-16 00:24:06,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-11-16 00:24:06,946 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 00:24:07,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:24:07,134 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:24:07,134 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:24:07,135 INFO L132 ounterexampleChecker]: Examining path program with hash 906170743, occurence #3 [2024-11-16 00:24:07,135 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:24:07,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:24:07,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:24:07,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:24:07,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:24:07,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 00:24:07,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:24:07,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 00:24:07,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-16 00:24:07,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-16 00:24:07,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:24:07,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:24:07,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:24:07,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 00:24:07,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:24:07,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:24:07,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-16 00:24:07,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-16 00:24:07,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:24:07,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-16 00:24:07,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:24:07,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:24:07,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 00:24:07,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 00:24:07,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-16 00:24:07,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-11-16 00:24:07,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-16 00:24:07,139 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,140 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 00:24:07,140 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,140 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 00:24:07,140 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,140 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:24:07,140 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,140 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-16 00:24:07,140 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:24:07,140 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-16 00:24:07,140 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,140 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-16 00:24:07,140 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:24:07,141 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 401 [2024-11-16 00:24:07,141 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:24:07,141 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 403 [2024-11-16 00:24:07,141 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,141 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 404 [2024-11-16 00:24:07,142 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,143 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 406 [2024-11-16 00:24:07,143 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:24:07,143 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:24:07,143 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:24:07,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:24:07,143 INFO L85 PathProgramCache]: Analyzing trace with hash -437818685, now seen corresponding path program 3 times [2024-11-16 00:24:07,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:24:07,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2267418] [2024-11-16 00:24:07,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:24:07,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:24:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:24:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 00:24:08,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:24:08,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2267418] [2024-11-16 00:24:08,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2267418] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:24:08,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059477810] [2024-11-16 00:24:08,652 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 00:24:08,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:24:08,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:24:08,655 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:24:08,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-16 00:24:09,151 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-11-16 00:24:09,151 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:24:09,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 229 conjuncts are in the unsatisfiable core [2024-11-16 00:24:09,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:24:09,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-16 00:24:17,048 INFO L349 Elim1Store]: treesize reduction 34, result has 30.6 percent of original size [2024-11-16 00:24:17,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 48 [2024-11-16 00:24:17,361 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 65 proven. 539 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-16 00:24:17,361 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:27:46,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5256 treesize of output 4576 Received shutdown request... [2024-11-16 00:37:51,730 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-16 00:37:51,730 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-16 00:37:51,731 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-16 00:37:51,875 WARN L228 SmtUtils]: Removed 157 from assertion stack [2024-11-16 00:37:51,877 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-16 00:37:51,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-16 00:37:52,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:37:52,082 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 410 with TraceHistMax 6,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3371 for 602696ms.. [2024-11-16 00:37:52,083 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-16 00:37:52,083 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-16 00:37:52,087 INFO L422 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2024-11-16 00:37:52,090 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-16 00:37:52,090 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 00:37:52,110 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 [2024-11-16 00:37:52,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:37:52 BasicIcfg [2024-11-16 00:37:52,111 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 00:37:52,112 INFO L158 Benchmark]: Toolchain (without parser) took 859768.39ms. Allocated memory was 83.9MB in the beginning and 826.3MB in the end (delta: 742.4MB). Free memory was 56.5MB in the beginning and 321.3MB in the end (delta: -264.8MB). Peak memory consumption was 527.3MB. Max. memory is 8.0GB. [2024-11-16 00:37:52,112 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 00:37:52,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.19ms. Allocated memory is still 83.9MB. Free memory was 56.3MB in the beginning and 44.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-16 00:37:52,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.53ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 42.6MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-16 00:37:52,113 INFO L158 Benchmark]: Boogie Preprocessor took 35.03ms. Allocated memory is still 83.9MB. Free memory was 42.6MB in the beginning and 41.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 00:37:52,113 INFO L158 Benchmark]: RCFGBuilder took 493.67ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 25.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-16 00:37:52,113 INFO L158 Benchmark]: TraceAbstraction took 858972.07ms. Allocated memory was 83.9MB in the beginning and 826.3MB in the end (delta: 742.4MB). Free memory was 25.2MB in the beginning and 321.3MB in the end (delta: -296.1MB). Peak memory consumption was 493.8MB. Max. memory is 8.0GB. [2024-11-16 00:37:52,116 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 215.19ms. Allocated memory is still 83.9MB. Free memory was 56.3MB in the beginning and 44.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.53ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 42.6MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.03ms. Allocated memory is still 83.9MB. Free memory was 42.6MB in the beginning and 41.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 493.67ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 25.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 858972.07ms. Allocated memory was 83.9MB in the beginning and 826.3MB in the end (delta: 742.4MB). Free memory was 25.2MB in the beginning and 321.3MB in the end (delta: -296.1MB). Peak memory consumption was 493.8MB. 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: 6060, independent: 5114, independent conditional: 2077, independent unconditional: 3037, dependent: 946, dependent conditional: 944, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 2077, independent unconditional: 3037, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 2077, independent unconditional: 3037, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 2077, independent unconditional: 3037, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 0, independent unconditional: 5114, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 0, independent unconditional: 5114, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2817, independent: 2815, independent conditional: 0, independent unconditional: 2815, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2817, independent: 2813, independent conditional: 0, independent unconditional: 2813, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 91, independent: 48, independent conditional: 0, independent unconditional: 48, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 5116, independent: 2299, independent conditional: 0, independent unconditional: 2299, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2817, unknown conditional: 0, unknown unconditional: 2817] , Statistics on independence cache: Total cache size (in pairs): 2817, Positive cache size: 2815, Positive conditional cache size: 0, Positive unconditional cache size: 2815, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2077, Maximal queried relation: 0, Independence queries for same thread: 944, Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 225, Number of trivial persistent sets: 164, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3039, independent: 3037, independent conditional: 0, independent unconditional: 3037, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6060, independent: 5114, independent conditional: 2077, independent unconditional: 3037, dependent: 946, dependent conditional: 944, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 2077, independent unconditional: 3037, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 2077, independent unconditional: 3037, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 2077, independent unconditional: 3037, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 0, independent unconditional: 5114, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5116, independent: 5114, independent conditional: 0, independent unconditional: 5114, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2817, independent: 2815, independent conditional: 0, independent unconditional: 2815, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2817, independent: 2813, independent conditional: 0, independent unconditional: 2813, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 91, independent: 48, independent conditional: 0, independent unconditional: 48, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 5116, independent: 2299, independent conditional: 0, independent unconditional: 2299, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2817, unknown conditional: 0, unknown unconditional: 2817] , Statistics on independence cache: Total cache size (in pairs): 2817, Positive cache size: 2815, Positive conditional cache size: 0, Positive unconditional cache size: 2815, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2077, Maximal queried relation: 0, Independence queries for same thread: 944 - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 410 with TraceHistMax 6,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3371 for 602696ms.. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 410 with TraceHistMax 6,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3371 for 602696ms.. - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 410 with TraceHistMax 6,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3371 for 602696ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 858.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 12.5s, 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: 179, 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, 0.4s SatisfiabilityAnalysisTime, 19.7s InterpolantComputationTime, 1734 NumberOfCodeBlocks, 1734 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2481 ConstructedInterpolants, 262 QuantifiedInterpolants, 33720 SizeOfPredicates, 63 NumberOfNonLiveVariables, 1295 ConjunctsInSsa, 110 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 625/2022 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: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 79, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown