/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/parallel-misc-1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 23:21:52,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 23:21:52,809 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 23:21:52,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 23:21:52,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 23:21:52,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 23:21:52,843 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 23:21:52,844 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 23:21:52,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 23:21:52,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 23:21:52,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 23:21:52,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 23:21:52,844 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 23:21:52,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 23:21:52,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 23:21:52,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 23:21:52,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 23:21:52,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 23:21:52,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 23:21:52,847 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 23:21:52,847 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 23:21:52,847 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 23:21:52,847 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 [2024-11-15 23:21:53,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 23:21:53,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 23:21:53,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 23:21:53,180 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 23:21:53,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 23:21:53,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2024-11-15 23:21:54,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 23:21:54,809 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 23:21:54,809 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2024-11-15 23:21:54,821 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/df9be3e96/7a0ab7fe3812446ca86ad0da2ed6101b/FLAGb878c30b6 [2024-11-15 23:21:54,842 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/df9be3e96/7a0ab7fe3812446ca86ad0da2ed6101b [2024-11-15 23:21:54,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 23:21:54,848 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 23:21:54,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 23:21:54,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 23:21:54,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 23:21:54,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:21:54" (1/1) ... [2024-11-15 23:21:54,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@294edca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:54, skipping insertion in model container [2024-11-15 23:21:54,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:21:54" (1/1) ... [2024-11-15 23:21:54,880 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 23:21:55,061 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/parallel-misc-1.wvr.c[2781,2794] [2024-11-15 23:21:55,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 23:21:55,091 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 23:21:55,118 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/parallel-misc-1.wvr.c[2781,2794] [2024-11-15 23:21:55,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 23:21:55,135 INFO L204 MainTranslator]: Completed translation [2024-11-15 23:21:55,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55 WrapperNode [2024-11-15 23:21:55,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 23:21:55,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 23:21:55,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 23:21:55,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 23:21:55,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,181 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 17, calls inlined = 31, statements flattened = 274 [2024-11-15 23:21:55,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 23:21:55,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 23:21:55,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 23:21:55,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 23:21:55,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 23:21:55,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 23:21:55,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 23:21:55,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 23:21:55,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (1/1) ... [2024-11-15 23:21:55,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 23:21:55,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:21:55,245 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) [2024-11-15 23:21:55,247 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 [2024-11-15 23:21:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 23:21:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-15 23:21:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-15 23:21:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-15 23:21:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-15 23:21:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 23:21:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-15 23:21:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 23:21:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 23:21:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 23:21:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-15 23:21:55,271 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 23:21:55,363 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 23:21:55,365 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 23:21:55,781 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 23:21:55,781 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 23:21:55,799 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 23:21:55,800 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-15 23:21:55,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:21:55 BoogieIcfgContainer [2024-11-15 23:21:55,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 23:21:55,806 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 23:21:55,806 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 23:21:55,810 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 23:21:55,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:21:54" (1/3) ... [2024-11-15 23:21:55,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3532436a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:21:55, skipping insertion in model container [2024-11-15 23:21:55,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:21:55" (2/3) ... [2024-11-15 23:21:55,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3532436a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:21:55, skipping insertion in model container [2024-11-15 23:21:55,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:21:55" (3/3) ... [2024-11-15 23:21:55,812 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-1.wvr.c [2024-11-15 23:21:55,828 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 23:21:55,830 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG parallel-misc-1.wvr.c that has 3 procedures, 370 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-15 23:21:55,830 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 23:21:55,951 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-15 23:21:56,013 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 23:21:56,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 23:21:56,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:21:56,016 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) [2024-11-15 23:21:56,018 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 [2024-11-15 23:21:56,092 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 23:21:56,105 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 23:21:56,112 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;@35422945, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 23:21:56,112 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-15 23:21:56,749 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:21:56,750 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:21:56,750 INFO L132 ounterexampleChecker]: Examining path program with hash -681363588, occurence #1 [2024-11-15 23:21:56,750 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:21:56,750 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:21:56,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:21:56,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1243727827, now seen corresponding path program 1 times [2024-11-15 23:21:56,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:21:56,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242961732] [2024-11-15 23:21:56,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:21:56,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:21:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:21:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:21:57,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:21:57,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242961732] [2024-11-15 23:21:57,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242961732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:21:57,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:21:57,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 23:21:57,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574953238] [2024-11-15 23:21:57,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:21:57,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 23:21:57,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:21:57,068 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 23:21:57,068 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 23:21:57,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:21:57,071 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:21:57,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 117.5) internal successors, (235), 2 states have internal predecessors, (235), 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) [2024-11-15 23:21:57,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:21:57,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:21:57,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 23:21:57,148 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:21:57,148 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:21:57,149 INFO L132 ounterexampleChecker]: Examining path program with hash -988977819, occurence #1 [2024-11-15 23:21:57,149 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:21:57,149 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:21:57,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:21:57,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1475256634, now seen corresponding path program 1 times [2024-11-15 23:21:57,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:21:57,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787166820] [2024-11-15 23:21:57,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:21:57,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:21:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:21:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:21:58,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:21:58,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787166820] [2024-11-15 23:21:58,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787166820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:21:58,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:21:58,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-15 23:21:58,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712963759] [2024-11-15 23:21:58,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:21:58,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-15 23:21:58,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:21:58,097 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-15 23:21:58,097 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-15 23:21:58,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:21:58,100 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:21:58,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 24.77777777777778) internal successors, (223), 9 states have internal predecessors, (223), 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) [2024-11-15 23:21:58,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:21:58,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:21:58,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:21:58,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:21:58,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 23:21:58,457 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:21:58,457 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:21:58,459 INFO L132 ounterexampleChecker]: Examining path program with hash 349145316, occurence #1 [2024-11-15 23:21:58,459 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:21:58,459 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:21:58,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:21:58,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1592178829, now seen corresponding path program 1 times [2024-11-15 23:21:58,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:21:58,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929897028] [2024-11-15 23:21:58,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:21:58,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:21:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:21:59,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:21:59,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:21:59,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929897028] [2024-11-15 23:21:59,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929897028] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:21:59,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425009676] [2024-11-15 23:21:59,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:21:59,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:21:59,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:21:59,133 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) [2024-11-15 23:21:59,135 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 [2024-11-15 23:21:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:21:59,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-15 23:21:59,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:21:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:21:59,887 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:22:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:22:00,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425009676] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-15 23:22:00,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:22:00,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 19 [2024-11-15 23:22:00,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761869764] [2024-11-15 23:22:00,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:22:00,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-15 23:22:00,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:22:00,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-15 23:22:00,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2024-11-15 23:22:00,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:00,266 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:22:00,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 25.666666666666668) internal successors, (231), 9 states have internal predecessors, (231), 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) [2024-11-15 23:22:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:22:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:00,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:00,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:22:00,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:22:00,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 23:22:00,730 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 [2024-11-15 23:22:00,731 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:22:00,731 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:22:00,731 INFO L132 ounterexampleChecker]: Examining path program with hash 1241107212, occurence #1 [2024-11-15 23:22:00,731 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:22:00,731 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:22:00,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:22:00,732 INFO L85 PathProgramCache]: Analyzing trace with hash 909856815, now seen corresponding path program 1 times [2024-11-15 23:22:00,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:22:00,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645852720] [2024-11-15 23:22:00,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:22:00,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:22:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:22:01,516 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:22:01,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:22:01,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645852720] [2024-11-15 23:22:01,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645852720] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:22:01,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331671711] [2024-11-15 23:22:01,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:22:01,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:22:01,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:22:01,519 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) [2024-11-15 23:22:01,521 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 [2024-11-15 23:22:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:22:01,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-15 23:22:01,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:22:02,652 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:22:02,653 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:22:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-15 23:22:03,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331671711] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:22:03,104 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:22:03,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 9] total 32 [2024-11-15 23:22:03,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343774195] [2024-11-15 23:22:03,105 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:22:03,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-15 23:22:03,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:22:03,107 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-15 23:22:03,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=901, Unknown=0, NotChecked=0, Total=992 [2024-11-15 23:22:03,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:03,108 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:22:03,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 24.1875) internal successors, (774), 32 states have internal predecessors, (774), 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) [2024-11-15 23:22:03,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:03,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:22:03,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:22:03,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:05,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:05,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:22:05,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:22:05,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:22:05,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 23:22:05,574 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 [2024-11-15 23:22:05,574 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:22:05,574 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:22:05,575 INFO L132 ounterexampleChecker]: Examining path program with hash -1757672545, occurence #1 [2024-11-15 23:22:05,575 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:22:05,575 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:22:05,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:22:05,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1283541622, now seen corresponding path program 2 times [2024-11-15 23:22:05,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:22:05,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746863046] [2024-11-15 23:22:05,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:22:05,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:22:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:22:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:22:16,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:22:16,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746863046] [2024-11-15 23:22:16,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746863046] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:22:16,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889746520] [2024-11-15 23:22:16,122 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 23:22:16,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:22:16,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:22:16,125 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) [2024-11-15 23:22:16,127 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 [2024-11-15 23:22:16,290 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 23:22:16,290 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:22:16,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 130 conjuncts are in the unsatisfiable core [2024-11-15 23:22:16,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:22:22,881 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:22:22,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 28 [2024-11-15 23:22:25,791 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:22:25,791 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:22:30,727 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:22:30,728 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 56 [2024-11-15 23:22:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 10 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:22:32,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889746520] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:22:32,443 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:22:32,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 65, 60] total 175 [2024-11-15 23:22:32,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073329710] [2024-11-15 23:22:32,443 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:22:32,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 175 states [2024-11-15 23:22:32,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:22:32,447 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 175 interpolants. [2024-11-15 23:22:32,460 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1721, Invalid=28729, Unknown=0, NotChecked=0, Total=30450 [2024-11-15 23:22:32,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:32,460 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:22:32,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 175 states, 175 states have (on average 5.725714285714286) internal successors, (1002), 175 states have internal predecessors, (1002), 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) [2024-11-15 23:22:32,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:22:32,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:22:32,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:22:32,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:22:32,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:00,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:00,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:23:00,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:23:00,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:23:00,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-11-15 23:23:00,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 23:23:00,507 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 [2024-11-15 23:23:00,508 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:23:00,508 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:23:00,508 INFO L132 ounterexampleChecker]: Examining path program with hash 431408020, occurence #1 [2024-11-15 23:23:00,508 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:23:00,508 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:23:00,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:23:00,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1370188019, now seen corresponding path program 1 times [2024-11-15 23:23:00,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:23:00,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173932265] [2024-11-15 23:23:00,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:23:00,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:23:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:23:01,590 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2024-11-15 23:23:01,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:23:01,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173932265] [2024-11-15 23:23:01,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173932265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:23:01,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:23:01,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-15 23:23:01,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296832015] [2024-11-15 23:23:01,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:23:01,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-15 23:23:01,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:23:01,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-15 23:23:01,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-15 23:23:01,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:01,593 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:23:01,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 41.44444444444444) internal successors, (373), 9 states have internal predecessors, (373), 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) [2024-11-15 23:23:01,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:01,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:23:01,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:23:01,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:23:01,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-11-15 23:23:01,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:02,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:02,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:23:02,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:23:02,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:23:02,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2024-11-15 23:23:02,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:23:02,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-15 23:23:02,937 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:23:02,937 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:23:02,938 INFO L132 ounterexampleChecker]: Examining path program with hash 188899042, occurence #1 [2024-11-15 23:23:02,938 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:23:02,938 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:23:02,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:23:02,939 INFO L85 PathProgramCache]: Analyzing trace with hash -918237739, now seen corresponding path program 2 times [2024-11-15 23:23:02,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:23:02,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333405150] [2024-11-15 23:23:02,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:23:02,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:23:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:23:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 592 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:23:04,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:23:04,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333405150] [2024-11-15 23:23:04,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333405150] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:23:04,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617695348] [2024-11-15 23:23:04,005 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 23:23:04,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:23:04,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:23:04,007 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) [2024-11-15 23:23:04,010 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 [2024-11-15 23:23:04,210 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 23:23:04,211 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:23:04,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-15 23:23:04,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:23:05,271 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 483 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:23:05,271 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:23:05,989 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 592 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:23:05,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [617695348] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:23:05,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:23:05,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 48 [2024-11-15 23:23:05,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252229518] [2024-11-15 23:23:05,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:23:05,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-11-15 23:23:05,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:23:05,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-11-15 23:23:05,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=1895, Unknown=0, NotChecked=0, Total=2256 [2024-11-15 23:23:05,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:05,993 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:23:05,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 22.333333333333332) internal successors, (1072), 48 states have internal predecessors, (1072), 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) [2024-11-15 23:23:05,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:05,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:23:05,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:23:05,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:23:05,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 149 states. [2024-11-15 23:23:05,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:23:05,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:06,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:23:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:23:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:23:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:23:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2024-11-15 23:23:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:23:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 23:23:06,505 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-15 23:23:06,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:23:06,693 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:23:06,693 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:23:06,693 INFO L132 ounterexampleChecker]: Examining path program with hash 188899042, occurence #2 [2024-11-15 23:23:06,693 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:23:06,694 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-15 23:23:06,694 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 23:23:06,695 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,695 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:23:06,696 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,696 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 23:23:06,696 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,696 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-15 23:23:06,696 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,696 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 23:23:06,696 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,696 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-15 23:23:06,696 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,696 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-15 23:23:06,696 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,696 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:23:06,696 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,696 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:23:06,697 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,697 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-15 23:23:06,697 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,697 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-15 23:23:06,697 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,697 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 23:23:06,697 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,697 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:23:06,697 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,697 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 23:23:06,697 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,697 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:23:06,697 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,697 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:23:06,697 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,698 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-15 23:23:06,698 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,698 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-15 23:23:06,698 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,698 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 23:23:06,698 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,698 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 23:23:06,698 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,698 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:23:06,698 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,698 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-15 23:23:06,698 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,698 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 23:23:06,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-15 23:23:06,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-15 23:23:06,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-15 23:23:06,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-15 23:23:06,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 23:23:06,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 23:23:06,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-11-15 23:23:06,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,700 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-15 23:23:06,700 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,700 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-15 23:23:06,700 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,700 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2024-11-15 23:23:06,700 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,700 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 23:23:06,700 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,700 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-15 23:23:06,700 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,700 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 23:23:06,700 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,700 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-15 23:23:06,701 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,701 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-15 23:23:06,701 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,701 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-15 23:23:06,701 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,701 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-15 23:23:06,701 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,701 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 23:23:06,701 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,701 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-15 23:23:06,701 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,701 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-15 23:23:06,701 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,701 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-11-15 23:23:06,712 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:23:06,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-15 23:23:06,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2024-11-15 23:23:06,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 132 [2024-11-15 23:23:06,712 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:23:06,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-15 23:23:06,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 525 [2024-11-15 23:23:06,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 640 [2024-11-15 23:23:06,714 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:23:06,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 641 [2024-11-15 23:23:06,714 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 645 [2024-11-15 23:23:06,714 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:23:06,714 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:23:06,714 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:23:06,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:23:06,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1430699332, now seen corresponding path program 3 times [2024-11-15 23:23:06,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:23:06,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352225221] [2024-11-15 23:23:06,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:23:06,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:23:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:23:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 644 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:23:25,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:23:25,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352225221] [2024-11-15 23:23:25,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352225221] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:23:25,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036706942] [2024-11-15 23:23:25,255 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 23:23:25,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:23:25,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:23:25,257 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:23:25,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-15 23:23:25,471 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-15 23:23:25,471 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:23:25,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 1048 conjuncts, 231 conjuncts are in the unsatisfiable core [2024-11-15 23:23:25,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:23:26,824 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 [2024-11-15 23:23:44,073 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:23:44,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 53 treesize of output 51 [2024-11-15 23:23:47,501 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 644 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:23:47,502 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:28:52,485 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 31 treesize of output 27 [2024-11-15 23:28:52,494 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-15 23:28:52,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 41 [2024-11-15 23:28:55,095 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 36 proven. 608 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:28:55,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2036706942] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:28:55,096 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:28:55,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [140, 110, 108] total 324 [2024-11-15 23:28:55,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295937317] [2024-11-15 23:28:55,096 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:28:55,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 324 states [2024-11-15 23:28:55,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:28:55,104 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 324 interpolants. [2024-11-15 23:28:55,118 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8203, Invalid=96303, Unknown=146, NotChecked=0, Total=104652 [2024-11-15 23:28:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:28:55,118 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:28:55,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 324 states, 324 states have (on average 5.324074074074074) internal successors, (1725), 324 states have internal predecessors, (1725), 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) [2024-11-15 23:28:55,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:28:55,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:28:55,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:28:55,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:28:55,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 149 states. [2024-11-15 23:28:55,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:28:55,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 23:28:55,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:31:20,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:31:20,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:31:20,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:31:20,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:31:20,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2024-11-15 23:31:20,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:31:20,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 23:31:20,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 375 states. [2024-11-15 23:31:20,536 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-15 23:31:20,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:31:20,721 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:31:20,721 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:31:20,722 INFO L132 ounterexampleChecker]: Examining path program with hash 188899042, occurence #3 [2024-11-15 23:31:20,722 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:31:20,722 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-15 23:31:20,722 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,722 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:31:20,722 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,722 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:31:20,722 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,722 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:31:20,722 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,722 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:31:20,722 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-15 23:31:20,723 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,723 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 23:31:20,724 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,724 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-15 23:31:20,724 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,724 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-15 23:31:20,724 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,724 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:31:20,724 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,724 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:31:20,725 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,727 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-15 23:31:20,727 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,727 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-15 23:31:20,727 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,727 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 23:31:20,727 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,727 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:31:20,727 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,727 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 23:31:20,727 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,727 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:31:20,727 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,727 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:31:20,727 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,727 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-15 23:31:20,727 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-15 23:31:20,728 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,728 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,729 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 23:31:20,729 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,730 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-11-15 23:31:20,730 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,730 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-15 23:31:20,730 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,730 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-15 23:31:20,730 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,730 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 23:31:20,730 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,730 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-15 23:31:20,730 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,731 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 23:31:20,731 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,731 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-11-15 23:31:20,731 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,732 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-15 23:31:20,732 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,732 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-15 23:31:20,732 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,733 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2024-11-15 23:31:20,733 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,733 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-15 23:31:20,733 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:31:20,733 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-15 23:31:20,733 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,733 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-15 23:31:20,733 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,733 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-15 23:31:20,733 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:31:20,733 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 142 [2024-11-15 23:31:20,733 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,734 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 869 [2024-11-15 23:31:20,734 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,734 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 984 [2024-11-15 23:31:20,734 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:31:20,734 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 985 [2024-11-15 23:31:20,734 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,734 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 989 [2024-11-15 23:31:20,734 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:20,734 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:31:20,734 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:31:20,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:31:20,736 INFO L85 PathProgramCache]: Analyzing trace with hash 799408367, now seen corresponding path program 4 times [2024-11-15 23:31:20,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:31:20,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665660033] [2024-11-15 23:31:20,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:31:20,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:31:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:31:22,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2276 backedges. 2191 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:31:22,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:31:22,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665660033] [2024-11-15 23:31:22,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665660033] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:31:22,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [363109306] [2024-11-15 23:31:22,570 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 23:31:22,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:31:22,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:31:22,572 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:31:22,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-15 23:31:22,796 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 23:31:22,796 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:31:22,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 1344 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-15 23:31:22,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:31:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2276 backedges. 1612 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:31:24,973 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:31:26,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2276 backedges. 2191 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:31:26,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [363109306] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:31:26,713 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:31:26,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 86 [2024-11-15 23:31:26,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335955657] [2024-11-15 23:31:26,714 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:31:26,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2024-11-15 23:31:26,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:31:26,720 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2024-11-15 23:31:26,721 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=865, Invalid=6445, Unknown=0, NotChecked=0, Total=7310 [2024-11-15 23:31:26,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:31:26,721 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:31:26,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 30.25581395348837) internal successors, (2602), 86 states have internal predecessors, (2602), 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) [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 149 states. [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 375 states. [2024-11-15 23:31:26,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:31:27,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:31:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:31:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:31:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:31:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2024-11-15 23:31:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:31:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 23:31:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 375 states. [2024-11-15 23:31:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 23:31:27,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-15 23:31:27,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:31:27,944 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:31:27,944 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:31:27,945 INFO L132 ounterexampleChecker]: Examining path program with hash 188899042, occurence #4 [2024-11-15 23:31:27,945 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:31:27,945 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-15 23:31:27,945 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,945 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:31:27,945 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,945 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:31:27,945 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,945 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:31:27,945 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,945 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:31:27,945 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,945 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-15 23:31:27,945 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:31:27,946 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,946 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,947 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-15 23:31:27,947 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-15 23:31:27,948 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,948 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 144 [2024-11-15 23:31:27,949 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,949 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2024-11-15 23:31:27,950 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,950 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2024-11-15 23:31:27,950 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:31:27,950 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2024-11-15 23:31:27,950 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,950 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-15 23:31:27,950 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,950 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 156 [2024-11-15 23:31:27,950 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:31:27,950 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-15 23:31:27,950 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,950 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 885 [2024-11-15 23:31:27,950 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,950 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1000 [2024-11-15 23:31:27,951 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:31:27,951 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1001 [2024-11-15 23:31:27,951 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,951 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1005 [2024-11-15 23:31:27,951 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:31:27,951 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:31:27,951 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:31:27,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:31:27,952 INFO L85 PathProgramCache]: Analyzing trace with hash 968436669, now seen corresponding path program 5 times [2024-11-15 23:31:27,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:31:27,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852858546] [2024-11-15 23:31:27,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:31:27,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:31:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:32:19,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2366 backedges. 0 proven. 2366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:32:19,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:32:19,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852858546] [2024-11-15 23:32:19,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852858546] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:32:19,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1725994875] [2024-11-15 23:32:19,435 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 23:32:19,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:32:19,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:32:19,437 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:32:19,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-15 23:32:19,786 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-11-15 23:32:19,787 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:32:19,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 354 conjuncts are in the unsatisfiable core [2024-11-15 23:32:19,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:32:59,638 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:32:59,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 81 treesize of output 25 [2024-11-15 23:33:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2366 backedges. 0 proven. 2366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:33:04,022 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:33:56,107 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:33:56,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 145 treesize of output 498 [2024-11-15 23:34:04,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2366 backedges. 0 proven. 2191 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-15 23:34:04,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1725994875] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:34:04,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:34:04,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [217, 166, 145] total 503 [2024-11-15 23:34:04,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726555713] [2024-11-15 23:34:04,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:34:04,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 503 states [2024-11-15 23:34:04,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:34:04,642 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 503 interpolants. [2024-11-15 23:34:04,652 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22499, Invalid=230007, Unknown=0, NotChecked=0, Total=252506 [2024-11-15 23:34:04,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:34:04,652 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:34:04,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 503 states, 503 states have (on average 5.538767395626243) internal successors, (2786), 503 states have internal predecessors, (2786), 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) [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 149 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 375 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 23:34:04,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-11-15 23:35:14,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-15 23:35:14,619 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 [2024-11-15 23:35:14,619 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 [2024-11-15 23:35:14,619 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 23:35:14,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:35:14,776 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 706 known predicates. [2024-11-15 23:35:14,778 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-15 23:35:14,779 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-15 23:35:14,779 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-15 23:35:14,783 INFO L422 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1] [2024-11-15 23:35:14,785 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 23:35:14,785 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 23:35:14,800 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 [2024-11-15 23:35:14,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:35:14 BasicIcfg [2024-11-15 23:35:14,801 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 23:35:14,802 INFO L158 Benchmark]: Toolchain (without parser) took 799953.87ms. Allocated memory was 83.9MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 56.1MB in the beginning and 708.2MB in the end (delta: -652.1MB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2024-11-15 23:35:14,802 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 23:35:14,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.07ms. Allocated memory is still 83.9MB. Free memory was 55.9MB in the beginning and 43.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 23:35:14,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.73ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 41.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 23:35:14,802 INFO L158 Benchmark]: Boogie Preprocessor took 30.06ms. Allocated memory is still 83.9MB. Free memory was 41.1MB in the beginning and 39.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 23:35:14,802 INFO L158 Benchmark]: RCFGBuilder took 587.69ms. Allocated memory is still 83.9MB. Free memory was 39.7MB in the beginning and 51.8MB in the end (delta: -12.2MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2024-11-15 23:35:14,803 INFO L158 Benchmark]: TraceAbstraction took 798995.00ms. Allocated memory was 83.9MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 51.4MB in the beginning and 708.2MB in the end (delta: -656.8MB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2024-11-15 23:35:14,804 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 285.07ms. Allocated memory is still 83.9MB. Free memory was 55.9MB in the beginning and 43.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 43.73ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 41.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.06ms. Allocated memory is still 83.9MB. Free memory was 41.1MB in the beginning and 39.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 587.69ms. Allocated memory is still 83.9MB. Free memory was 39.7MB in the beginning and 51.8MB in the end (delta: -12.2MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * TraceAbstraction took 798995.00ms. Allocated memory was 83.9MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 51.4MB in the beginning and 708.2MB in the end (delta: -656.8MB). Peak memory consumption was 1.6GB. 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: 50292, independent: 46913, independent conditional: 8831, independent unconditional: 38082, dependent: 3379, dependent conditional: 3377, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46915, independent: 46913, independent conditional: 8831, independent unconditional: 38082, 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: 46915, independent: 46913, independent conditional: 8831, independent unconditional: 38082, 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: 46915, independent: 46913, independent conditional: 8831, independent unconditional: 38082, 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: 46915, independent: 46913, independent conditional: 0, independent unconditional: 46913, 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: 46915, independent: 46913, independent conditional: 0, independent unconditional: 46913, 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: 37310, independent: 37308, independent conditional: 0, independent unconditional: 37308, 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: 37310, independent: 37306, independent conditional: 0, independent unconditional: 37306, 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: 113, independent: 58, independent conditional: 0, independent unconditional: 58, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 46915, independent: 9605, independent conditional: 0, independent unconditional: 9605, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 37310, unknown conditional: 0, unknown unconditional: 37310] , Statistics on independence cache: Total cache size (in pairs): 37310, Positive cache size: 37308, Positive conditional cache size: 0, Positive unconditional cache size: 37308, 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: 8831, Maximal queried relation: 0, Independence queries for same thread: 3377, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, Number of persistent set computation: 610, Number of trivial persistent sets: 370, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38084, independent: 38082, independent conditional: 0, independent unconditional: 38082, 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: 50292, independent: 46913, independent conditional: 8831, independent unconditional: 38082, dependent: 3379, dependent conditional: 3377, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46915, independent: 46913, independent conditional: 8831, independent unconditional: 38082, 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: 46915, independent: 46913, independent conditional: 8831, independent unconditional: 38082, 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: 46915, independent: 46913, independent conditional: 8831, independent unconditional: 38082, 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: 46915, independent: 46913, independent conditional: 0, independent unconditional: 46913, 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: 46915, independent: 46913, independent conditional: 0, independent unconditional: 46913, 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: 37310, independent: 37308, independent conditional: 0, independent unconditional: 37308, 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: 37310, independent: 37306, independent conditional: 0, independent unconditional: 37306, 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: 113, independent: 58, independent conditional: 0, independent unconditional: 58, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 46915, independent: 9605, independent conditional: 0, independent unconditional: 9605, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 37310, unknown conditional: 0, unknown unconditional: 37310] , Statistics on independence cache: Total cache size (in pairs): 37310, Positive cache size: 37308, Positive conditional cache size: 0, Positive unconditional cache size: 37308, 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: 8831, Maximal queried relation: 0, Independence queries for same thread: 3377 - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 706 known predicates. - TimeoutResultAtElement [Line: 98]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 706 known predicates. - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 706 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 614 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 798.7s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 249.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 887, 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: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 544.7s InterpolantComputationTime, 9692 NumberOfCodeBlocks, 9584 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 13937 ConstructedInterpolants, 450 QuantifiedInterpolants, 264994 SizeOfPredicates, 507 NumberOfNonLiveVariables, 6692 ConjunctsInSsa, 797 ConjunctsInUnsatCore, 24 InterpolantComputations, 4 PerfectInterpolantSequences, 8562/18884 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: 189, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown