/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/popl20-channel-sum.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 23:36:35,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 23:36:35,650 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 23:36:35,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 23:36:35,654 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 23:36:35,674 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 23:36:35,675 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 23:36:35,675 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 23:36:35,676 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 23:36:35,676 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 23:36:35,677 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 23:36:35,677 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 23:36:35,677 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 23:36:35,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 23:36:35,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 23:36:35,677 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 23:36:35,677 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 23:36:35,677 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 23:36:35,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 23:36:35,678 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 23:36:35,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 23:36:35,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 23:36:35,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 23:36:35,679 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 23:36:35,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 23:36:35,679 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 23:36:35,679 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 23:36:35,679 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 23:36:35,679 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 23:36:35,679 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 23:36:35,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 23:36:35,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 23:36:35,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 23:36:35,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 23:36:35,962 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 23:36:35,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c [2024-11-15 23:36:37,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 23:36:37,457 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 23:36:37,457 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c [2024-11-15 23:36:37,466 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/d19b193d0/8b6e445121164ef1b551505ec59d279a/FLAG87ad36c2b [2024-11-15 23:36:37,486 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/d19b193d0/8b6e445121164ef1b551505ec59d279a [2024-11-15 23:36:37,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 23:36:37,492 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 23:36:37,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 23:36:37,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 23:36:37,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 23:36:37,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@134ff553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37, skipping insertion in model container [2024-11-15 23:36:37,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,519 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 23:36:37,688 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/popl20-channel-sum.wvr.c[2423,2436] [2024-11-15 23:36:37,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 23:36:37,708 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 23:36:37,731 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/popl20-channel-sum.wvr.c[2423,2436] [2024-11-15 23:36:37,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 23:36:37,754 INFO L204 MainTranslator]: Completed translation [2024-11-15 23:36:37,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37 WrapperNode [2024-11-15 23:36:37,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 23:36:37,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 23:36:37,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 23:36:37,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 23:36:37,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,787 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 132 [2024-11-15 23:36:37,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 23:36:37,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 23:36:37,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 23:36:37,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 23:36:37,795 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,801 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,810 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 23:36:37,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 23:36:37,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 23:36:37,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 23:36:37,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (1/1) ... [2024-11-15 23:36:37,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 23:36:37,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:36:37,859 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 23:36:37,861 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 23:36:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 23:36:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-15 23:36:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-15 23:36:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-15 23:36:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-15 23:36:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 23:36:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-15 23:36:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 23:36:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 23:36:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 23:36:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-15 23:36:37,882 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 23:36:37,976 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 23:36:37,978 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 23:36:38,195 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 23:36:38,196 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 23:36:38,218 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 23:36:38,218 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-15 23:36:38,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:36:38 BoogieIcfgContainer [2024-11-15 23:36:38,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 23:36:38,224 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 23:36:38,224 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 23:36:38,228 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 23:36:38,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:36:37" (1/3) ... [2024-11-15 23:36:38,228 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e8546f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:36:38, skipping insertion in model container [2024-11-15 23:36:38,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:36:37" (2/3) ... [2024-11-15 23:36:38,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e8546f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:36:38, skipping insertion in model container [2024-11-15 23:36:38,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:36:38" (3/3) ... [2024-11-15 23:36:38,230 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-channel-sum.wvr.c [2024-11-15 23:36:38,242 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 23:36:38,244 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-channel-sum.wvr.c that has 3 procedures, 149 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-15 23:36:38,244 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 23:36:38,337 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-15 23:36:38,393 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 23:36:38,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 23:36:38,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:36:38,397 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 23:36:38,399 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 23:36:38,477 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 23:36:38,490 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 23:36:38,498 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;@7f4dded9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 23:36:38,498 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-15 23:36:38,770 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 23:36:38,770 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:38,771 INFO L132 ounterexampleChecker]: Examining path program with hash 216116813, occurence #1 [2024-11-15 23:36:38,771 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:36:38,771 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:38,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:38,778 INFO L85 PathProgramCache]: Analyzing trace with hash -874527246, now seen corresponding path program 1 times [2024-11-15 23:36:38,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:38,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244693326] [2024-11-15 23:36:38,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:38,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:38,975 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 23:36:38,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:36:38,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244693326] [2024-11-15 23:36:38,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244693326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:36:38,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:36:38,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 23:36:38,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806113743] [2024-11-15 23:36:38,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:36:38,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 23:36:38,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:36:38,999 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 23:36:38,999 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 23:36:39,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,001 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:36:39,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 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 23:36:39,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 23:36:39,044 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 23:36:39,044 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:39,044 INFO L132 ounterexampleChecker]: Examining path program with hash -989103309, occurence #1 [2024-11-15 23:36:39,044 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:36:39,044 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:39,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:39,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1233916412, now seen corresponding path program 1 times [2024-11-15 23:36:39,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:39,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094310347] [2024-11-15 23:36:39,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:39,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:39,267 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 23:36:39,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:36:39,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094310347] [2024-11-15 23:36:39,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094310347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:36:39,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:36:39,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 23:36:39,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635275179] [2024-11-15 23:36:39,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:36:39,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 23:36:39,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:36:39,270 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 23:36:39,270 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 23:36:39,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,271 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:36:39,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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 23:36:39,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:39,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 23:36:39,305 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 23:36:39,305 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:39,305 INFO L132 ounterexampleChecker]: Examining path program with hash -1153484553, occurence #1 [2024-11-15 23:36:39,305 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:36:39,305 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:39,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:39,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1188993054, now seen corresponding path program 1 times [2024-11-15 23:36:39,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:39,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387576566] [2024-11-15 23:36:39,306 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:39,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:39,567 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 23:36:39,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:36:39,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387576566] [2024-11-15 23:36:39,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387576566] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:36:39,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:36:39,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 23:36:39,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100921678] [2024-11-15 23:36:39,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:36:39,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 23:36:39,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:36:39,568 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 23:36:39,568 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 23:36:39,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,569 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:36:39,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 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 23:36:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:39,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:39,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:39,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-15 23:36:39,838 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 23:36:39,838 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:39,838 INFO L132 ounterexampleChecker]: Examining path program with hash 1408731176, occurence #1 [2024-11-15 23:36:39,838 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:36:39,838 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:39,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:39,839 INFO L85 PathProgramCache]: Analyzing trace with hash 2000503920, now seen corresponding path program 1 times [2024-11-15 23:36:39,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:39,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402904937] [2024-11-15 23:36:39,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:39,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:40,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 23:36:40,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:36:40,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402904937] [2024-11-15 23:36:40,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402904937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:36:40,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:36:40,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 23:36:40,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424059736] [2024-11-15 23:36:40,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:36:40,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 23:36:40,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:36:40,107 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 23:36:40,107 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-15 23:36:40,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:40,107 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:36:40,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 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 23:36:40,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:40,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:40,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:40,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:40,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:40,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:40,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:40,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:40,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-15 23:36:40,200 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 23:36:40,200 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:40,201 INFO L132 ounterexampleChecker]: Examining path program with hash 1244349932, occurence #1 [2024-11-15 23:36:40,201 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:36:40,201 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:40,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:40,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1536657110, now seen corresponding path program 2 times [2024-11-15 23:36:40,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:40,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047352105] [2024-11-15 23:36:40,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:40,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:40,532 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 23:36:40,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:36:40,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047352105] [2024-11-15 23:36:40,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047352105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:36:40,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:36:40,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-15 23:36:40,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548786479] [2024-11-15 23:36:40,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:36:40,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-15 23:36:40,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:36:40,534 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-15 23:36:40,534 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-15 23:36:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:40,534 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:36:40,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.125) internal successors, (121), 8 states have internal predecessors, (121), 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 23:36:40,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:40,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:40,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:40,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:40,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-15 23:36:40,731 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 23:36:40,731 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:40,731 INFO L132 ounterexampleChecker]: Examining path program with hash -1330035929, occurence #1 [2024-11-15 23:36:40,731 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:36:40,731 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:40,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:40,732 INFO L85 PathProgramCache]: Analyzing trace with hash 2047706941, now seen corresponding path program 1 times [2024-11-15 23:36:40,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:40,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638588558] [2024-11-15 23:36:40,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:40,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:36:42,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:36:42,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638588558] [2024-11-15 23:36:42,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638588558] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:36:42,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364433602] [2024-11-15 23:36:42,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:42,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:36:42,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:36:42,787 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 23:36:42,788 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 23:36:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:42,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-15 23:36:42,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:36:43,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 23:36:43,559 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:36:43,929 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:36:43,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 40 treesize of output 24 [2024-11-15 23:36:44,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 23:36:44,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364433602] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:36:44,342 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:36:44,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 14, 13] total 46 [2024-11-15 23:36:44,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410608955] [2024-11-15 23:36:44,342 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:36:44,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-15 23:36:44,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:36:44,344 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-15 23:36:44,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=1827, Unknown=0, NotChecked=0, Total=2070 [2024-11-15 23:36:44,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:44,346 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:36:44,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 7.108695652173913) internal successors, (327), 46 states have internal predecessors, (327), 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 23:36:44,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:44,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:44,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:44,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:44,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:44,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:46,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:46,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:46,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:46,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:46,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:46,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-15 23:36:46,358 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 23:36:46,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-15 23:36:46,545 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 23:36:46,545 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:46,545 INFO L132 ounterexampleChecker]: Examining path program with hash -1330035929, occurence #2 [2024-11-15 23:36:46,545 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:36:46,546 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:36:46,546 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,547 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:36:46,547 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,547 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:36:46,547 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,547 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:36:46,547 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,547 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 23:36:46,547 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,547 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-15 23:36:46,547 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,547 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 23:36:46,547 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,547 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 23:36:46,548 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,548 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-15 23:36:46,548 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,548 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:36:46,548 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,548 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:36:46,548 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,548 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:36:46,549 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,549 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-15 23:36:46,549 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,549 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 23:36:46,549 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,549 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 23:36:46,549 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,549 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:36:46,549 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,549 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-15 23:36:46,549 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,549 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 23:36:46,549 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,550 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:36:46,550 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,550 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:36:46,550 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,550 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:36:46,550 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,550 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-15 23:36:46,550 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,550 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-15 23:36:46,550 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,550 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:36:46,550 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,550 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 23:36:46,551 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,551 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-15 23:36:46,551 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,551 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:36:46,551 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,551 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:36:46,551 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,551 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-15 23:36:46,551 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,551 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-15 23:36:46,551 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,551 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-15 23:36:46,551 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,551 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:36:46,552 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,552 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 23:36:46,552 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,552 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:36:46,552 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,552 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 23:36:46,563 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:36:46,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 23:36:46,563 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-15 23:36:46,563 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-15 23:36:46,563 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:36:46,564 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-15 23:36:46,564 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,564 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 23:36:46,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:46,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1270161111, now seen corresponding path program 1 times [2024-11-15 23:36:46,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:36:46,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118855084] [2024-11-15 23:36:46,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:46,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 23:36:46,611 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 23:36:46,611 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-15 23:36:46,611 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-15 23:36:46,611 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,612 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 138 is hopeless, skipping. [2024-11-15 23:36:46,612 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2024-11-15 23:36:46,612 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,612 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2024-11-15 23:36:46,612 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:36:46,612 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2024-11-15 23:36:46,612 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,612 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2024-11-15 23:36:46,612 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:46,612 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:36:46,612 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:46,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:46,613 INFO L85 PathProgramCache]: Analyzing trace with hash 642580920, now seen corresponding path program 2 times [2024-11-15 23:36:46,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:46,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538462147] [2024-11-15 23:36:46,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:46,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-15 23:36:46,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:36:46,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538462147] [2024-11-15 23:36:46,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538462147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:36:46,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:36:46,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 23:36:46,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682690655] [2024-11-15 23:36:46,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:36:46,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 23:36:46,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:36:46,838 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 23:36:46,838 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 23:36:46,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:46,838 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:36:46,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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 23:36:46,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:46,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:46,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:46,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:46,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:46,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-15 23:36:46,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-15 23:36:46,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:46,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6 [2024-11-15 23:36:46,940 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 23:36:46,940 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:46,941 INFO L132 ounterexampleChecker]: Examining path program with hash -1021271514, occurence #1 [2024-11-15 23:36:46,941 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:36:46,941 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:46,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:46,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1451152489, now seen corresponding path program 1 times [2024-11-15 23:36:46,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:46,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522102642] [2024-11-15 23:36:46,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:46,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-15 23:36:47,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:36:47,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522102642] [2024-11-15 23:36:47,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522102642] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:36:47,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074545833] [2024-11-15 23:36:47,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:47,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:36:47,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:36:47,942 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 23:36:47,948 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 23:36:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:36:48,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-15 23:36:48,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:36:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:36:50,101 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:36:51,622 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:36:51,622 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 75 treesize of output 60 [2024-11-15 23:36:53,021 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:36:53,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074545833] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:36:53,022 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:36:53,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 35, 35] total 82 [2024-11-15 23:36:53,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180061068] [2024-11-15 23:36:53,022 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:36:53,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-11-15 23:36:53,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:36:53,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-11-15 23:36:53,027 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=850, Invalid=5792, Unknown=0, NotChecked=0, Total=6642 [2024-11-15 23:36:53,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:53,027 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:36:53,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 5.451219512195122) internal successors, (447), 82 states have internal predecessors, (447), 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 23:36:53,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:53,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:53,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:53,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:53,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:53,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-15 23:36:53,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:53,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:56,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:36:56,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:36:56,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:56,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:56,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:36:56,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 23:36:56,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:36:56,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-11-15 23:36:56,731 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 23:36:56,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:36:56,920 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 23:36:56,920 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:36:56,920 INFO L132 ounterexampleChecker]: Examining path program with hash -1021271514, occurence #2 [2024-11-15 23:36:56,921 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-15 23:36:56,921 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,921 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:36:56,922 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,922 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-15 23:36:56,923 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,923 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-15 23:36:56,923 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,923 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:36:56,923 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,923 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 23:36:56,923 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,923 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-15 23:36:56,923 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,923 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:36:56,923 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,923 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:36:56,923 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,923 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-15 23:36:56,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-15 23:36:56,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-15 23:36:56,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:36:56,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-15 23:36:56,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-15 23:36:56,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 23:36:56,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 23:36:56,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-15 23:36:56,925 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-15 23:36:56,925 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-15 23:36:56,925 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:36:56,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-15 23:36:56,925 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-15 23:36:56,925 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-15 23:36:56,925 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:36:56,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-15 23:36:56,925 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-15 23:36:56,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:56,935 INFO L85 PathProgramCache]: Analyzing trace with hash -2294075, now seen corresponding path program 1 times [2024-11-15 23:36:56,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:36:56,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496183472] [2024-11-15 23:36:56,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:56,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 23:36:56,961 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 23:36:56,961 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-15 23:36:56,961 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2024-11-15 23:36:56,961 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:56,962 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 146 [2024-11-15 23:36:56,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:56,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1209897125, now seen corresponding path program 1 times [2024-11-15 23:36:56,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:36:56,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672071155] [2024-11-15 23:36:56,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:56,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 23:36:57,012 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 23:36:57,012 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-15 23:36:57,013 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2024-11-15 23:36:57,013 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:57,013 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 181 is hopeless, skipping. [2024-11-15 23:36:57,013 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 204 [2024-11-15 23:36:57,013 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:57,013 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2024-11-15 23:36:57,013 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:36:57,013 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 210 [2024-11-15 23:36:57,013 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:57,013 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 212 [2024-11-15 23:36:57,013 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:36:57,013 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:36:57,013 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:36:57,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:36:57,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1197244188, now seen corresponding path program 2 times [2024-11-15 23:36:57,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:36:57,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555670298] [2024-11-15 23:36:57,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:36:57,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:36:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:37:00,759 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:37:00,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:37:00,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555670298] [2024-11-15 23:37:00,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555670298] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:37:00,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [706398838] [2024-11-15 23:37:00,759 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 23:37:00,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:37:00,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:37:00,762 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 23:37:00,763 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 23:37:00,859 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 23:37:00,859 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:37:00,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 94 conjuncts are in the unsatisfiable core [2024-11-15 23:37:00,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:37:04,290 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 5 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:37:04,290 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:37:07,538 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:37:07,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 108 treesize of output 114 [2024-11-15 23:37:09,458 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:37:09,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [706398838] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:37:09,459 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:37:09,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 47, 47] total 132 [2024-11-15 23:37:09,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886315355] [2024-11-15 23:37:09,459 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:37:09,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 132 states [2024-11-15 23:37:09,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:37:09,461 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2024-11-15 23:37:09,465 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1556, Invalid=15736, Unknown=0, NotChecked=0, Total=17292 [2024-11-15 23:37:09,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:09,465 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:37:09,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 132 states, 132 states have (on average 4.265151515151516) internal successors, (563), 132 states have internal predecessors, (563), 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 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-11-15 23:37:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:18,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:18,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:37:18,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:18,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:18,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:18,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 23:37:18,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:18,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-11-15 23:37:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-11-15 23:37:18,145 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 23:37:18,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:37:18,331 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 23:37:18,331 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:37:18,332 INFO L132 ounterexampleChecker]: Examining path program with hash -1021271514, occurence #3 [2024-11-15 23:37:18,332 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:37:18,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:37:18,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:37:18,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:37:18,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:37:18,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 23:37:18,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 23:37:18,333 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 23:37:18,334 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:37:18,334 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-15 23:37:18,334 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 23:37:18,334 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:37:18,334 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:37:18,334 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:37:18,334 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-15 23:37:18,334 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,334 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-15 23:37:18,335 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,335 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:37:18,335 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,335 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 23:37:18,335 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,335 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-15 23:37:18,335 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,335 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:37:18,335 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,335 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:37:18,335 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,335 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-15 23:37:18,335 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,335 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-15 23:37:18,335 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,335 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-15 23:37:18,336 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,336 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:37:18,336 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,336 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-15 23:37:18,336 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,336 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-15 23:37:18,336 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,336 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 23:37:18,336 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,336 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 23:37:18,336 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,336 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-15 23:37:18,336 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,336 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-15 23:37:18,337 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,337 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-15 23:37:18,337 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,337 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-15 23:37:18,337 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,337 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-15 23:37:18,337 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,337 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 23:37:18,337 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,337 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-15 23:37:18,337 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:37:18,337 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-15 23:37:18,337 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,337 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-11-15 23:37:18,337 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,338 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-15 23:37:18,338 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:37:18,338 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-15 23:37:18,338 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,338 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 23:37:18,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:37:18,345 INFO L85 PathProgramCache]: Analyzing trace with hash 62078814, now seen corresponding path program 1 times [2024-11-15 23:37:18,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:37:18,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077257556] [2024-11-15 23:37:18,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:37:18,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:37:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 23:37:18,365 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 23:37:18,365 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-15 23:37:18,365 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-15 23:37:18,365 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,365 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-15 23:37:18,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:37:18,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1500601604, now seen corresponding path program 1 times [2024-11-15 23:37:18,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:37:18,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377275356] [2024-11-15 23:37:18,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:37:18,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:37:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 23:37:18,420 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 23:37:18,420 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-15 23:37:18,420 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2024-11-15 23:37:18,420 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,420 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 189 is hopeless, skipping. [2024-11-15 23:37:18,422 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 204 [2024-11-15 23:37:18,422 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,422 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 224 is hopeless, skipping. [2024-11-15 23:37:18,422 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2024-11-15 23:37:18,422 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,422 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 250 [2024-11-15 23:37:18,422 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:37:18,422 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2024-11-15 23:37:18,422 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,422 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2024-11-15 23:37:18,422 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:37:18,422 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:37:18,422 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:37:18,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:37:18,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1400846544, now seen corresponding path program 3 times [2024-11-15 23:37:18,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:37:18,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311072783] [2024-11-15 23:37:18,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:37:18,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:37:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:37:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 44 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:37:24,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:37:24,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311072783] [2024-11-15 23:37:24,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311072783] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:37:24,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467284384] [2024-11-15 23:37:24,112 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 23:37:24,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:37:24,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:37:24,115 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 23:37:24,117 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 23:37:24,259 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-15 23:37:24,259 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:37:24,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 99 conjuncts are in the unsatisfiable core [2024-11-15 23:37:24,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:37:27,407 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 47 proven. 115 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-15 23:37:27,408 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:37:31,089 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 23:37:31,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 143 treesize of output 190 [2024-11-15 23:37:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-15 23:37:31,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467284384] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:37:31,538 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:37:31,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 44, 39] total 135 [2024-11-15 23:37:31,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577681269] [2024-11-15 23:37:31,538 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:37:31,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 135 states [2024-11-15 23:37:31,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:37:31,541 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 135 interpolants. [2024-11-15 23:37:31,544 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1068, Invalid=17022, Unknown=0, NotChecked=0, Total=18090 [2024-11-15 23:37:31,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:31,544 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:37:31,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 135 states, 135 states have (on average 5.037037037037037) internal successors, (680), 135 states have internal predecessors, (680), 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 23:37:31,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:31,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:37:31,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:31,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:31,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:31,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 23:37:31,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:31,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-11-15 23:37:31,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-11-15 23:37:31,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:37:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 23:37:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:45,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-11-15 23:37:45,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-11-15 23:37:45,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-11-15 23:37:45,142 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 23:37:45,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-11-15 23:37:45,330 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 23:37:45,331 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:37:45,331 INFO L132 ounterexampleChecker]: Examining path program with hash 1194513525, occurence #1 [2024-11-15 23:37:45,331 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:37:45,331 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:37:45,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:37:45,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1353143831, now seen corresponding path program 4 times [2024-11-15 23:37:45,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:37:45,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013142895] [2024-11-15 23:37:45,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:37:45,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:37:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:37:46,009 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-11-15 23:37:46,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:37:46,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013142895] [2024-11-15 23:37:46,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013142895] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:37:46,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:37:46,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 23:37:46,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081304136] [2024-11-15 23:37:46,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:37:46,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 23:37:46,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:37:46,011 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 23:37:46,012 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-15 23:37:46,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:46,012 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:37:46,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.833333333333336) internal successors, (209), 6 states have internal predecessors, (209), 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 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-11-15 23:37:46,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:40:24,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:40:24,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 23:40:24,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:40:24,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:40:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-15 23:40:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-11-15 23:40:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 23:40:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2024-11-15 23:40:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 463 states. [2024-11-15 23:40:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 741 states. [2024-11-15 23:40:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 23:40:24,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-15 23:40:24,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-15 23:40:24,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-15 23:40:24,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-15 23:40:24,965 INFO L422 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1, 1, 1] [2024-11-15 23:40:24,967 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 23:40:24,967 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 23:40:24,983 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 23:40:24,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:40:24 BasicIcfg [2024-11-15 23:40:24,983 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 23:40:24,984 INFO L158 Benchmark]: Toolchain (without parser) took 227492.41ms. Allocated memory was 100.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 71.4MB in the beginning and 475.5MB in the end (delta: -404.0MB). Peak memory consumption was 791.3MB. Max. memory is 8.0GB. [2024-11-15 23:40:24,984 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 23:40:24,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.99ms. Allocated memory is still 100.7MB. Free memory was 71.1MB in the beginning and 59.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 23:40:24,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.61ms. Allocated memory is still 100.7MB. Free memory was 59.3MB in the beginning and 57.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 23:40:24,985 INFO L158 Benchmark]: Boogie Preprocessor took 34.43ms. Allocated memory is still 100.7MB. Free memory was 57.6MB in the beginning and 56.6MB in the end (delta: 939.9kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 23:40:24,985 INFO L158 Benchmark]: RCFGBuilder took 394.80ms. Allocated memory is still 100.7MB. Free memory was 56.6MB in the beginning and 40.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-15 23:40:24,985 INFO L158 Benchmark]: TraceAbstraction took 226759.76ms. Allocated memory was 100.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 40.2MB in the beginning and 475.5MB in the end (delta: -435.3MB). Peak memory consumption was 757.8MB. Max. memory is 8.0GB. [2024-11-15 23:40:24,986 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 259.99ms. Allocated memory is still 100.7MB. Free memory was 71.1MB in the beginning and 59.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.61ms. Allocated memory is still 100.7MB. Free memory was 59.3MB in the beginning and 57.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.43ms. Allocated memory is still 100.7MB. Free memory was 57.6MB in the beginning and 56.6MB in the end (delta: 939.9kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 394.80ms. Allocated memory is still 100.7MB. Free memory was 56.6MB in the beginning and 40.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 226759.76ms. Allocated memory was 100.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 40.2MB in the beginning and 475.5MB in the end (delta: -435.3MB). Peak memory consumption was 757.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 221179, independent: 204272, independent conditional: 200051, independent unconditional: 4221, dependent: 16907, dependent conditional: 16901, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 204364, independent: 204272, independent conditional: 200051, independent unconditional: 4221, dependent: 92, dependent conditional: 86, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 204364, independent: 204272, independent conditional: 200051, independent unconditional: 4221, dependent: 92, dependent conditional: 86, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 205133, independent: 204272, independent conditional: 200051, independent unconditional: 4221, dependent: 861, dependent conditional: 855, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 205133, independent: 204272, independent conditional: 274, independent unconditional: 203998, dependent: 861, dependent conditional: 350, dependent unconditional: 511, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205133, independent: 204272, independent conditional: 274, independent unconditional: 203998, dependent: 861, dependent conditional: 350, dependent unconditional: 511, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2846, independent: 2810, independent conditional: 7, independent unconditional: 2803, dependent: 36, dependent conditional: 30, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2846, independent: 2797, independent conditional: 0, independent unconditional: 2797, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 13, independent conditional: 7, independent unconditional: 6, dependent: 36, dependent conditional: 30, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 13, independent conditional: 7, independent unconditional: 6, dependent: 36, dependent conditional: 30, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 464, independent: 158, independent conditional: 41, independent unconditional: 117, dependent: 306, dependent conditional: 202, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 5, Protected Queries: 0 ], Cache Queries: [ total: 205133, independent: 201462, independent conditional: 267, independent unconditional: 201195, dependent: 825, dependent conditional: 320, dependent unconditional: 505, unknown: 2846, unknown conditional: 37, unknown unconditional: 2809] , Statistics on independence cache: Total cache size (in pairs): 2851, Positive cache size: 2815, Positive conditional cache size: 12, Positive unconditional cache size: 2803, Negative cache size: 36, Negative conditional cache size: 30, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 200282, Maximal queried relation: 9, Independence queries for same thread: 16815, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 1591, Number of trivial persistent sets: 1530, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4227, independent: 4221, independent conditional: 0, independent unconditional: 4221, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 221179, independent: 204272, independent conditional: 200051, independent unconditional: 4221, dependent: 16907, dependent conditional: 16901, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 204364, independent: 204272, independent conditional: 200051, independent unconditional: 4221, dependent: 92, dependent conditional: 86, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 204364, independent: 204272, independent conditional: 200051, independent unconditional: 4221, dependent: 92, dependent conditional: 86, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 205133, independent: 204272, independent conditional: 200051, independent unconditional: 4221, dependent: 861, dependent conditional: 855, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 205133, independent: 204272, independent conditional: 274, independent unconditional: 203998, dependent: 861, dependent conditional: 350, dependent unconditional: 511, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205133, independent: 204272, independent conditional: 274, independent unconditional: 203998, dependent: 861, dependent conditional: 350, dependent unconditional: 511, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2846, independent: 2810, independent conditional: 7, independent unconditional: 2803, dependent: 36, dependent conditional: 30, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2846, independent: 2797, independent conditional: 0, independent unconditional: 2797, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 13, independent conditional: 7, independent unconditional: 6, dependent: 36, dependent conditional: 30, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 13, independent conditional: 7, independent unconditional: 6, dependent: 36, dependent conditional: 30, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 464, independent: 158, independent conditional: 41, independent unconditional: 117, dependent: 306, dependent conditional: 202, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 5, Protected Queries: 0 ], Cache Queries: [ total: 205133, independent: 201462, independent conditional: 267, independent unconditional: 201195, dependent: 825, dependent conditional: 320, dependent unconditional: 505, unknown: 2846, unknown conditional: 37, unknown unconditional: 2809] , Statistics on independence cache: Total cache size (in pairs): 2851, Positive cache size: 2815, Positive conditional cache size: 12, Positive unconditional cache size: 2803, Negative cache size: 36, Negative conditional cache size: 30, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 200282, Maximal queried relation: 9, Independence queries for same thread: 16815 - PositiveResult [Line: 88]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 210 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 226.5s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 187.9s, 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: 1592, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 36.4s InterpolantComputationTime, 2653 NumberOfCodeBlocks, 2653 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 3408 ConstructedInterpolants, 0 QuantifiedInterpolants, 56285 SizeOfPredicates, 146 NumberOfNonLiveVariables, 1408 ConjunctsInSsa, 290 ConjunctsInUnsatCore, 19 InterpolantComputations, 7 PerfectInterpolantSequences, 819/1514 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: 0.2s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 143, TraceChecks: 5, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-15 23:40:25,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...