/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-send-receive.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-16 00:17:13,716 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 00:17:13,793 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-16 00:17:13,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 00:17:13,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 00:17:13,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 00:17:13,825 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 00:17:13,825 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 00:17:13,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 00:17:13,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 00:17:13,827 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 00:17:13,827 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 00:17:13,827 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 00:17:13,827 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 00:17:13,828 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 00:17:13,829 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-16 00:17:13,829 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 00:17:13,829 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-16 00:17:13,829 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 00:17:13,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 00:17:13,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 00:17:13,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 00:17:13,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 00:17:13,830 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 00:17:13,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 00:17:13,830 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 00:17:13,830 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-16 00:17:13,830 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-16 00:17:13,830 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-16 00:17:13,830 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-16 00:17:14,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 00:17:14,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 00:17:14,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 00:17:14,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 00:17:14,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 00:17:14,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c [2024-11-16 00:17:15,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 00:17:15,677 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 00:17:15,677 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c [2024-11-16 00:17:15,687 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/cb1003514/bce0b51c586845dba7f4725c82b5aab5/FLAG4b96a5501 [2024-11-16 00:17:15,707 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/cb1003514/bce0b51c586845dba7f4725c82b5aab5 [2024-11-16 00:17:15,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 00:17:15,711 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-16 00:17:15,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 00:17:15,713 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 00:17:15,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 00:17:15,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:15,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49443c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15, skipping insertion in model container [2024-11-16 00:17:15,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:15,736 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 00:17:15,925 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-send-receive.wvr.c[3146,3159] [2024-11-16 00:17:15,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 00:17:15,952 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 00:17:15,968 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-send-receive.wvr.c[3146,3159] [2024-11-16 00:17:15,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 00:17:15,988 INFO L204 MainTranslator]: Completed translation [2024-11-16 00:17:15,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15 WrapperNode [2024-11-16 00:17:15,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 00:17:15,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 00:17:15,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 00:17:15,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 00:17:15,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,027 INFO L138 Inliner]: procedures = 24, calls = 37, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 145 [2024-11-16 00:17:16,030 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 00:17:16,031 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 00:17:16,031 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 00:17:16,031 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 00:17:16,038 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 00:17:16,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-16 00:17:16,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-16 00:17:16,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-16 00:17:16,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (1/1) ... [2024-11-16 00:17:16,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 00:17:16,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:16,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-16 00:17:16,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-16 00:17:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 00:17:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 00:17:16,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 00:17:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 00:17:16,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 00:17:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-16 00:17:16,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-16 00:17:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 00:17:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 00:17:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-16 00:17:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-16 00:17:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 00:17:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 00:17:16,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 00:17:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 00:17:16,141 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 00:17:16,251 INFO L238 CfgBuilder]: Building ICFG [2024-11-16 00:17:16,253 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 00:17:16,562 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 00:17:16,562 INFO L287 CfgBuilder]: Performing block encoding [2024-11-16 00:17:16,660 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 00:17:16,660 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-16 00:17:16,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:17:16 BoogieIcfgContainer [2024-11-16 00:17:16,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-16 00:17:16,662 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 00:17:16,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 00:17:16,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 00:17:16,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:17:15" (1/3) ... [2024-11-16 00:17:16,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b4dd8ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:17:16, skipping insertion in model container [2024-11-16 00:17:16,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:17:15" (2/3) ... [2024-11-16 00:17:16,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b4dd8ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:17:16, skipping insertion in model container [2024-11-16 00:17:16,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:17:16" (3/3) ... [2024-11-16 00:17:16,672 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-send-receive.wvr.c [2024-11-16 00:17:16,689 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 00:17:16,693 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-send-receive.wvr.c that has 4 procedures, 124 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-16 00:17:16,693 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 00:17:16,784 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-16 00:17:16,848 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 00:17:16,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-16 00:17:16,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:16,852 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-16 00:17:16,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-16 00:17:16,966 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-16 00:17:16,979 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-16 00:17:16,988 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;@4991d4d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 00:17:16,988 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-16 00:17:17,712 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:17,713 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:17,714 INFO L132 ounterexampleChecker]: Examining path program with hash 366521673, occurence #1 [2024-11-16 00:17:17,715 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:17,715 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:17,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:17,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1503356063, now seen corresponding path program 1 times [2024-11-16 00:17:17,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:17,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616469107] [2024-11-16 00:17:17,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:17,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:17,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:17,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616469107] [2024-11-16 00:17:17,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616469107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:17:17,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:17:17,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 00:17:17,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701899447] [2024-11-16 00:17:17,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:17:17,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 00:17:17,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:17,971 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 00:17:17,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 00:17:17,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:17,973 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:17,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 00:17:18,023 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:18,023 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:18,023 INFO L132 ounterexampleChecker]: Examining path program with hash 1448317168, occurence #1 [2024-11-16 00:17:18,023 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:18,023 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:18,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:18,024 INFO L85 PathProgramCache]: Analyzing trace with hash 2139896054, now seen corresponding path program 1 times [2024-11-16 00:17:18,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:18,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628621027] [2024-11-16 00:17:18,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:18,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:18,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:18,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628621027] [2024-11-16 00:17:18,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628621027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:17:18,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:17:18,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 00:17:18,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113325618] [2024-11-16 00:17:18,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:17:18,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 00:17:18,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:18,317 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 00:17:18,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 00:17:18,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,317 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:18,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:18,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:18,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 00:17:18,444 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:18,444 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:18,445 INFO L132 ounterexampleChecker]: Examining path program with hash -1618766234, occurence #1 [2024-11-16 00:17:18,445 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:18,445 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:18,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:18,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1039030526, now seen corresponding path program 1 times [2024-11-16 00:17:18,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:18,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159772978] [2024-11-16 00:17:18,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:18,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:18,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:18,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:18,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159772978] [2024-11-16 00:17:18,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159772978] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:17:18,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:17:18,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 00:17:18,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665198891] [2024-11-16 00:17:18,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:17:18,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 00:17:18,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:18,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 00:17:18,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 00:17:18,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,775 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:18,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:18,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:18,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:18,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:18,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:18,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 00:17:18,918 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:18,918 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:18,919 INFO L132 ounterexampleChecker]: Examining path program with hash 160171876, occurence #1 [2024-11-16 00:17:18,919 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:18,919 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:18,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:18,919 INFO L85 PathProgramCache]: Analyzing trace with hash 891531137, now seen corresponding path program 1 times [2024-11-16 00:17:18,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:18,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839832974] [2024-11-16 00:17:18,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:18,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:19,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 00:17:19,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:19,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839832974] [2024-11-16 00:17:19,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839832974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:17:19,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:17:19,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 00:17:19,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212352999] [2024-11-16 00:17:19,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:17:19,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 00:17:19,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:19,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 00:17:19,156 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 00:17:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:19,156 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:19,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:19,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:19,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:19,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:19,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:19,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:19,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:19,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:19,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 00:17:19,279 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:19,279 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:19,280 INFO L132 ounterexampleChecker]: Examining path program with hash 428390365, occurence #1 [2024-11-16 00:17:19,280 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:19,280 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:19,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:19,280 INFO L85 PathProgramCache]: Analyzing trace with hash -598286446, now seen corresponding path program 2 times [2024-11-16 00:17:19,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:19,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038253798] [2024-11-16 00:17:19,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:19,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:19,874 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-16 00:17:19,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:19,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038253798] [2024-11-16 00:17:19,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038253798] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:19,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687133491] [2024-11-16 00:17:19,875 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 00:17:19,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:19,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:19,880 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:19,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 00:17:20,005 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 00:17:20,005 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:17:20,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-16 00:17:20,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:20,240 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-16 00:17:20,241 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:17:20,753 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-16 00:17:20,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687133491] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:17:20,753 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:17:20,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2024-11-16 00:17:20,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265549059] [2024-11-16 00:17:20,754 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:17:20,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 00:17:20,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:20,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 00:17:20,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-16 00:17:20,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:20,759 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:20,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 22.818181818181817) internal successors, (251), 11 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:20,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:20,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:20,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:20,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:20,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:21,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:21,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:21,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:21,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:21,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:21,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 00:17:21,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:21,524 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:21,524 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:21,524 INFO L132 ounterexampleChecker]: Examining path program with hash -1020434472, occurence #1 [2024-11-16 00:17:21,524 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:21,524 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:21,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:21,525 INFO L85 PathProgramCache]: Analyzing trace with hash -601942216, now seen corresponding path program 3 times [2024-11-16 00:17:21,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:21,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397868080] [2024-11-16 00:17:21,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:21,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:21,833 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-16 00:17:21,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:21,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397868080] [2024-11-16 00:17:21,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397868080] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:21,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456961664] [2024-11-16 00:17:21,834 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 00:17:21,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:21,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:21,837 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:21,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 00:17:21,930 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-16 00:17:21,931 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:17:21,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-16 00:17:21,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:22,079 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-16 00:17:22,079 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 00:17:22,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456961664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:17:22,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 00:17:22,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2024-11-16 00:17:22,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325478691] [2024-11-16 00:17:22,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:17:22,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 00:17:22,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:22,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 00:17:22,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-16 00:17:22,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:22,081 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:22,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:22,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:22,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:22,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:22,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:22,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:22,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:22,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:22,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:22,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:22,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:22,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:22,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:22,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 00:17:22,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:22,685 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:22,687 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:22,688 INFO L132 ounterexampleChecker]: Examining path program with hash 1474746186, occurence #1 [2024-11-16 00:17:22,689 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:22,689 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:22,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:22,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1411136704, now seen corresponding path program 4 times [2024-11-16 00:17:22,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:22,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093362584] [2024-11-16 00:17:22,689 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:22,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:23,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:23,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:23,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093362584] [2024-11-16 00:17:23,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093362584] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:23,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502389977] [2024-11-16 00:17:23,755 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 00:17:23,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:23,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:23,758 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:23,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-16 00:17:23,862 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 00:17:23,862 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:17:23,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-16 00:17:23,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:24,592 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:17:24,743 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:17:24,744 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 [2024-11-16 00:17:25,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:25,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1502389977] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:17:25,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:17:25,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 15, 15] total 43 [2024-11-16 00:17:25,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157441392] [2024-11-16 00:17:25,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:17:25,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-11-16 00:17:25,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:25,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-11-16 00:17:25,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=1525, Unknown=0, NotChecked=0, Total=1806 [2024-11-16 00:17:25,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:25,955 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:25,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 6.6976744186046515) internal successors, (288), 43 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:25,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:25,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:25,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:25,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:25,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:25,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:25,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:27,778 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 00:17:27,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:27,968 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:27,968 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:27,968 INFO L132 ounterexampleChecker]: Examining path program with hash -921214555, occurence #1 [2024-11-16 00:17:27,968 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:27,968 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:27,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:27,969 INFO L85 PathProgramCache]: Analyzing trace with hash 670338989, now seen corresponding path program 5 times [2024-11-16 00:17:27,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:27,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593668694] [2024-11-16 00:17:27,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:27,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:28,141 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 00:17:28,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:28,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593668694] [2024-11-16 00:17:28,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593668694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:17:28,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:17:28,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 00:17:28,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135779188] [2024-11-16 00:17:28,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:17:28,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 00:17:28,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:28,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 00:17:28,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 00:17:28,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:28,143 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:28,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:28,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:28,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:28,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:28,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:28,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:28,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:28,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:28,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:28,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:28,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:28,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:28,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:28,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:28,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:28,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:28,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:28,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 00:17:28,244 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:28,244 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:28,244 INFO L132 ounterexampleChecker]: Examining path program with hash -278558534, occurence #1 [2024-11-16 00:17:28,244 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:28,244 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:28,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:28,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1171205235, now seen corresponding path program 1 times [2024-11-16 00:17:28,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:28,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000537866] [2024-11-16 00:17:28,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:28,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:30,275 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:30,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:30,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000537866] [2024-11-16 00:17:30,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000537866] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:30,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989404024] [2024-11-16 00:17:30,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:30,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:30,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:30,278 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:30,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-16 00:17:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:30,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-16 00:17:30,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:31,409 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:31,410 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:17:31,825 INFO L349 Elim1Store]: treesize reduction 10, result has 73.0 percent of original size [2024-11-16 00:17:31,825 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 50 [2024-11-16 00:17:33,378 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:33,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [989404024] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:17:33,378 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:17:33,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 18, 18] total 53 [2024-11-16 00:17:33,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989464193] [2024-11-16 00:17:33,379 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:17:33,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-11-16 00:17:33,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:33,380 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-11-16 00:17:33,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=388, Invalid=2368, Unknown=0, NotChecked=0, Total=2756 [2024-11-16 00:17:33,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:33,382 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:33,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 6.830188679245283) internal successors, (362), 53 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:33,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:33,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:33,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:33,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:33,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:33,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:33,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:33,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:33,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:36,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:36,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:17:36,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-16 00:17:36,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:36,601 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:36,601 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:36,601 INFO L132 ounterexampleChecker]: Examining path program with hash -278558534, occurence #2 [2024-11-16 00:17:36,601 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:17:36,602 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:17:36,602 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:17:36,603 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:17:36,603 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:17:36,603 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:17:36,603 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:17:36,603 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:17:36,603 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-16 00:17:36,603 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-16 00:17:36,603 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:17:36,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-16 00:17:36,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:17:36,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,607 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:17:36,607 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,607 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:17:36,607 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,607 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-16 00:17:36,607 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,607 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:17:36,607 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,607 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:17:36,614 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:36,614 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-16 00:17:36,614 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,614 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:17:36,614 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,614 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-16 00:17:36,614 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,614 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:17:36,614 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:36,615 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:17:36,615 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:36,615 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2024-11-16 00:17:36,615 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:36,615 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-16 00:17:36,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:36,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1930698085, now seen corresponding path program 1 times [2024-11-16 00:17:36,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:36,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616386775] [2024-11-16 00:17:36,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:36,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:17:36,655 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:17:36,655 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:17:36,655 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2024-11-16 00:17:36,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:36,678 INFO L85 PathProgramCache]: Analyzing trace with hash -315914821, now seen corresponding path program 1 times [2024-11-16 00:17:36,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:36,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327464648] [2024-11-16 00:17:36,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:36,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:17:36,697 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:17:36,697 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:17:36,698 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 140 is hopeless, skipping. [2024-11-16 00:17:36,698 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-11-16 00:17:36,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:36,743 INFO L85 PathProgramCache]: Analyzing trace with hash 860717139, now seen corresponding path program 1 times [2024-11-16 00:17:36,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:36,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056561888] [2024-11-16 00:17:36,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:36,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:39,065 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:39,066 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:17:39,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056561888] [2024-11-16 00:17:39,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056561888] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:39,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [241808954] [2024-11-16 00:17:39,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:39,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:39,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-16 00:17:39,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:40,602 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:40,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [241808954] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:40,603 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 00:17:40,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 33 [2024-11-16 00:17:40,603 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-16 00:17:40,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-11-16 00:17:40,603 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:40,603 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:17:40,603 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:40,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:40,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1503609606, now seen corresponding path program 2 times [2024-11-16 00:17:40,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:40,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37071401] [2024-11-16 00:17:40,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:40,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:43,090 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:43,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:43,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37071401] [2024-11-16 00:17:43,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37071401] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:43,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1499833017] [2024-11-16 00:17:43,091 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 00:17:43,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:43,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:43,093 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:43,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-16 00:17:43,191 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 00:17:43,191 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:17:43,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-16 00:17:43,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:44,249 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-16 00:17:44,249 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:17:44,844 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:17:44,844 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 [2024-11-16 00:17:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-16 00:17:45,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1499833017] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:17:45,615 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:17:45,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 21, 15] total 57 [2024-11-16 00:17:45,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302644375] [2024-11-16 00:17:45,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:17:45,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-11-16 00:17:45,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:45,617 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-11-16 00:17:45,618 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=348, Invalid=2844, Unknown=0, NotChecked=0, Total=3192 [2024-11-16 00:17:45,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:45,618 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:45,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 7.087719298245614) internal successors, (404), 57 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:17:45,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:17:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:17:48,659 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-16 00:17:48,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13 [2024-11-16 00:17:48,847 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:48,847 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:48,847 INFO L132 ounterexampleChecker]: Examining path program with hash -1057989823, occurence #1 [2024-11-16 00:17:48,848 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:17:48,848 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:48,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:48,848 INFO L85 PathProgramCache]: Analyzing trace with hash 2126488463, now seen corresponding path program 3 times [2024-11-16 00:17:48,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:48,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272922829] [2024-11-16 00:17:48,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:48,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:49,360 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 87 proven. 163 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-16 00:17:49,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:49,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272922829] [2024-11-16 00:17:49,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272922829] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:49,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330514942] [2024-11-16 00:17:49,360 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 00:17:49,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:49,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:49,363 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:49,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-16 00:17:49,499 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-16 00:17:49,499 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:17:49,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-16 00:17:49,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:50,138 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 198 proven. 52 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-16 00:17:50,139 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:17:50,731 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 72 proven. 178 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-16 00:17:50,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330514942] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:17:50,731 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:17:50,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 46 [2024-11-16 00:17:50,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054465249] [2024-11-16 00:17:50,731 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:17:50,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-16 00:17:50,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:50,733 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-16 00:17:50,735 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1723, Unknown=0, NotChecked=0, Total=2070 [2024-11-16 00:17:50,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:50,736 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:50,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 8.456521739130435) internal successors, (389), 46 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:17:50,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:17:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:17:51,280 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-16 00:17:51,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:51,468 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:51,468 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:51,469 INFO L132 ounterexampleChecker]: Examining path program with hash -1057989823, occurence #2 [2024-11-16 00:17:51,469 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:17:51,469 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:17:51,469 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,469 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:17:51,469 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,469 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:17:51,469 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,469 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:17:51,469 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,469 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:17:51,469 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,469 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:17:51,469 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,469 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:17:51,469 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:17:51,470 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,470 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:17:51,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-16 00:17:51,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:17:51,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:17:51,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 00:17:51,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:17:51,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:17:51,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:17:51,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 00:17:51,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:17:51,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-16 00:17:51,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:17:51,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:17:51,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:17:51,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 00:17:51,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:17:51,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:17:51,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:17:51,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-16 00:17:51,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:17:51,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:17:51,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:17:51,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-16 00:17:51,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:17:51,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:17:51,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:17:51,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:17:51,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:17:51,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:17:51,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:17:51,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:17:51,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:17:51,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 00:17:51,475 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:51,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-11-16 00:17:51,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-16 00:17:51,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-16 00:17:51,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-16 00:17:51,475 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:51,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:17:51,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-16 00:17:51,476 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:51,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-16 00:17:51,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:51,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1478889660, now seen corresponding path program 1 times [2024-11-16 00:17:51,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:51,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058970438] [2024-11-16 00:17:51,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:51,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:17:51,513 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:17:51,513 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:17:51,513 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 142 [2024-11-16 00:17:51,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:51,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1298045806, now seen corresponding path program 1 times [2024-11-16 00:17:51,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:51,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309614741] [2024-11-16 00:17:51,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:51,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:17:51,564 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:17:51,564 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:17:51,564 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 156 is hopeless, skipping. [2024-11-16 00:17:51,564 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 170 is hopeless, skipping. [2024-11-16 00:17:51,564 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2024-11-16 00:17:51,564 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,564 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2024-11-16 00:17:51,564 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:51,564 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 206 is hopeless, skipping. [2024-11-16 00:17:51,564 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 212 [2024-11-16 00:17:51,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:51,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1414040974, now seen corresponding path program 1 times [2024-11-16 00:17:51,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:51,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500317745] [2024-11-16 00:17:51,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:51,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:52,150 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 148 proven. 145 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-16 00:17:52,151 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:17:52,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500317745] [2024-11-16 00:17:52,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500317745] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:52,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1969181498] [2024-11-16 00:17:52,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:52,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:52,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-16 00:17:52,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:52,839 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 208 proven. 85 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-16 00:17:52,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1969181498] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:52,840 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 00:17:52,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 36 [2024-11-16 00:17:52,840 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-16 00:17:52,840 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2024-11-16 00:17:52,840 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:52,840 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:17:52,840 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:52,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:52,840 INFO L85 PathProgramCache]: Analyzing trace with hash -263091216, now seen corresponding path program 4 times [2024-11-16 00:17:52,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:52,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563186476] [2024-11-16 00:17:52,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:52,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:53,427 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 148 proven. 145 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-16 00:17:53,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:53,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563186476] [2024-11-16 00:17:53,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563186476] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:53,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532736090] [2024-11-16 00:17:53,428 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 00:17:53,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:53,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:53,431 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:53,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-16 00:17:53,536 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 00:17:53,537 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:17:53,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-16 00:17:53,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:54,200 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 208 proven. 85 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-16 00:17:54,200 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:17:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 128 proven. 165 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-16 00:17:54,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1532736090] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:17:54,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:17:54,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 55 [2024-11-16 00:17:54,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733568980] [2024-11-16 00:17:54,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:17:54,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-11-16 00:17:54,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:54,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-11-16 00:17:54,837 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=2489, Unknown=0, NotChecked=0, Total=2970 [2024-11-16 00:17:54,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:54,838 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:54,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 8.163636363636364) internal successors, (449), 55 states have internal predecessors, (449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:17:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:17:54,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:17:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:17:55,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-16 00:17:55,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-16 00:17:55,753 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:17:55,753 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:55,753 INFO L132 ounterexampleChecker]: Examining path program with hash -1057989823, occurence #3 [2024-11-16 00:17:55,753 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:17:55,753 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:17:55,753 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:17:55,754 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:17:55,754 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:17:55,754 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:17:55,754 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:17:55,754 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:17:55,754 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-16 00:17:55,754 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-16 00:17:55,754 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,754 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,755 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-16 00:17:55,755 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:17:55,756 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:17:55,756 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 00:17:55,756 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:17:55,756 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:17:55,756 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:17:55,756 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 00:17:55,756 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:17:55,756 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,756 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,757 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,757 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,757 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,757 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,757 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,757 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,757 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,757 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-16 00:17:55,757 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:17:55,758 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,758 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:17:55,759 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:17:55,759 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:17:55,759 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:17:55,759 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 00:17:55,759 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:17:55,759 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-16 00:17:55,759 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:17:55,759 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-16 00:17:55,759 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:55,759 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-11-16 00:17:55,760 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,760 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-11-16 00:17:55,760 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,760 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-16 00:17:55,760 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,760 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-16 00:17:55,760 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:55,760 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-16 00:17:55,760 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,760 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-16 00:17:55,760 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:55,760 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2024-11-16 00:17:55,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:55,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1782193212, now seen corresponding path program 1 times [2024-11-16 00:17:55,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:55,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20866059] [2024-11-16 00:17:55,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:55,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:17:55,799 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:17:55,799 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:17:55,799 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-11-16 00:17:55,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:55,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1397191334, now seen corresponding path program 1 times [2024-11-16 00:17:55,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:55,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369474175] [2024-11-16 00:17:55,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:55,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:17:55,841 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:17:55,841 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:17:55,841 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 164 is hopeless, skipping. [2024-11-16 00:17:55,841 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 178 is hopeless, skipping. [2024-11-16 00:17:55,841 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 194 [2024-11-16 00:17:55,841 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,841 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2024-11-16 00:17:55,841 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:55,841 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 214 is hopeless, skipping. [2024-11-16 00:17:55,841 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 220 [2024-11-16 00:17:55,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:55,885 INFO L85 PathProgramCache]: Analyzing trace with hash 985428758, now seen corresponding path program 1 times [2024-11-16 00:17:55,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:17:55,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006521395] [2024-11-16 00:17:55,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:55,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:56,621 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 165 proven. 194 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:56,622 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:17:56,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006521395] [2024-11-16 00:17:56,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006521395] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:56,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2053768662] [2024-11-16 00:17:56,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:56,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:56,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-16 00:17:56,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:57,778 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 165 proven. 194 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:57,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2053768662] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:57,778 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 00:17:57,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 53 [2024-11-16 00:17:57,778 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-16 00:17:57,779 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2024-11-16 00:17:57,779 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:57,779 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:17:57,779 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:57,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:57,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1936294737, now seen corresponding path program 5 times [2024-11-16 00:17:57,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:57,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869074953] [2024-11-16 00:17:57,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:57,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 165 proven. 194 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:58,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:58,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869074953] [2024-11-16 00:17:58,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869074953] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:58,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118153002] [2024-11-16 00:17:58,489 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 00:17:58,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:58,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:58,491 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:58,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-16 00:17:58,646 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-11-16 00:17:58,647 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:17:58,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-16 00:17:58,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:59,581 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 215 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:59,582 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:18:00,415 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 162 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:00,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118153002] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:18:00,416 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:18:00,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 26, 27] total 74 [2024-11-16 00:18:00,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568410822] [2024-11-16 00:18:00,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:18:00,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-11-16 00:18:00,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:18:00,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-11-16 00:18:00,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=572, Invalid=4830, Unknown=0, NotChecked=0, Total=5402 [2024-11-16 00:18:00,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:00,420 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:18:00,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 7.662162162162162) internal successors, (567), 74 states have internal predecessors, (567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:18:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:01,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:01,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:18:01,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:18:01,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:01,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:18:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:18:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:18:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:18:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:18:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:18:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:18:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:18:01,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-16 00:18:02,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:18:02,029 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:18:02,029 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:18:02,029 INFO L132 ounterexampleChecker]: Examining path program with hash -1057989823, occurence #4 [2024-11-16 00:18:02,029 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:18:02,029 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:18:02,029 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,029 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:18:02,029 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,029 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:18:02,029 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:18:02,030 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,030 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,031 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 00:18:02,031 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:18:02,032 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,032 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-16 00:18:02,033 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,033 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 00:18:02,034 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,034 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:18:02,035 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,035 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-16 00:18:02,035 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,035 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:18:02,035 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,035 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-16 00:18:02,035 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,035 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-16 00:18:02,035 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,035 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-11-16 00:18:02,035 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,035 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:18:02,035 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,035 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-16 00:18:02,035 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:02,035 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-16 00:18:02,035 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,036 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-16 00:18:02,036 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,036 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-16 00:18:02,036 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,036 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-16 00:18:02,036 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:02,036 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-16 00:18:02,036 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,036 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2024-11-16 00:18:02,036 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:02,036 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 144 [2024-11-16 00:18:02,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:02,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1751234606, now seen corresponding path program 1 times [2024-11-16 00:18:02,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:02,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991384218] [2024-11-16 00:18:02,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:02,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:18:02,070 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:18:02,070 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:18:02,070 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-16 00:18:02,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:02,118 INFO L85 PathProgramCache]: Analyzing trace with hash -264861912, now seen corresponding path program 1 times [2024-11-16 00:18:02,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:02,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381197614] [2024-11-16 00:18:02,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:02,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:18:02,143 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:18:02,143 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:18:02,143 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 172 is hopeless, skipping. [2024-11-16 00:18:02,143 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 186 is hopeless, skipping. [2024-11-16 00:18:02,143 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 202 [2024-11-16 00:18:02,143 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,143 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2024-11-16 00:18:02,143 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:02,143 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 222 is hopeless, skipping. [2024-11-16 00:18:02,143 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 228 [2024-11-16 00:18:02,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:02,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1016174172, now seen corresponding path program 1 times [2024-11-16 00:18:02,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:02,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534190316] [2024-11-16 00:18:02,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:02,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:18:07,609 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 105 proven. 303 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:07,610 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:18:07,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534190316] [2024-11-16 00:18:07,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534190316] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:18:07,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1746033628] [2024-11-16 00:18:07,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:07,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:18:07,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-11-16 00:18:07,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:18:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 11 proven. 397 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:15,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1746033628] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:18:15,434 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 00:18:15,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 40] total 80 [2024-11-16 00:18:15,435 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-16 00:18:15,435 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2024-11-16 00:18:15,435 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:15,435 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:18:15,435 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:18:15,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:15,435 INFO L85 PathProgramCache]: Analyzing trace with hash 612927922, now seen corresponding path program 6 times [2024-11-16 00:18:15,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:18:15,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609312926] [2024-11-16 00:18:15,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:15,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:18:16,195 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 149 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:16,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:18:16,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609312926] [2024-11-16 00:18:16,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609312926] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:18:16,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1588340493] [2024-11-16 00:18:16,196 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-16 00:18:16,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:18:16,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:18:16,198 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:18:16,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-16 00:18:16,597 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-11-16 00:18:16,597 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:18:16,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-16 00:18:16,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:18:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 173 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:17,713 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:18:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 207 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:19,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1588340493] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:18:19,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:18:19,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 30] total 82 [2024-11-16 00:18:19,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947831076] [2024-11-16 00:18:19,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:18:19,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-11-16 00:18:19,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:18:19,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-11-16 00:18:19,121 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1158, Invalid=5484, Unknown=0, NotChecked=0, Total=6642 [2024-11-16 00:18:19,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:19,121 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:18:19,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 8.0) internal successors, (656), 82 states have internal predecessors, (656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:18:19,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:19,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:18:19,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:18:19,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:18:20,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-16 00:18:20,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-16 00:18:20,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-11-16 00:18:20,626 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:18:20,626 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:18:20,626 INFO L132 ounterexampleChecker]: Examining path program with hash -1057989823, occurence #5 [2024-11-16 00:18:20,627 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,627 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:18:20,627 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-16 00:18:20,628 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-16 00:18:20,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:18:20,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:18:20,631 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,631 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:18:20,631 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,631 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-16 00:18:20,631 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,631 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:18:20,631 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,631 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:18:20,631 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,631 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,632 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:18:20,632 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,633 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-16 00:18:20,633 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,634 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-16 00:18:20,634 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:20,634 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-11-16 00:18:20,634 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,634 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2024-11-16 00:18:20,634 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,634 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-16 00:18:20,634 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,634 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2024-11-16 00:18:20,634 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:20,634 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-16 00:18:20,634 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,634 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2024-11-16 00:18:20,634 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:20,634 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 152 [2024-11-16 00:18:20,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:20,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1754152162, now seen corresponding path program 1 times [2024-11-16 00:18:20,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:20,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995614838] [2024-11-16 00:18:20,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:20,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:18:20,668 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:18:20,668 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:18:20,668 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 166 [2024-11-16 00:18:20,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:20,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1782951432, now seen corresponding path program 1 times [2024-11-16 00:18:20,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:20,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671146815] [2024-11-16 00:18:20,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:20,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:18:20,699 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:18:20,699 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:18:20,699 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 180 is hopeless, skipping. [2024-11-16 00:18:20,699 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 194 is hopeless, skipping. [2024-11-16 00:18:20,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 210 [2024-11-16 00:18:20,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2024-11-16 00:18:20,699 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:20,699 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 230 is hopeless, skipping. [2024-11-16 00:18:20,699 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 236 [2024-11-16 00:18:20,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:20,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1539141940, now seen corresponding path program 1 times [2024-11-16 00:18:20,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:20,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868776341] [2024-11-16 00:18:20,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:20,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:18:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 15 proven. 450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:27,395 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:18:27,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868776341] [2024-11-16 00:18:27,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868776341] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:18:27,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [852082142] [2024-11-16 00:18:27,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:27,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:18:27,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 88 conjuncts are in the unsatisfiable core [2024-11-16 00:18:27,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:18:30,782 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 22 proven. 443 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:30,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [852082142] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:18:30,783 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 00:18:30,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 42] total 70 [2024-11-16 00:18:30,783 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-16 00:18:30,783 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2024-11-16 00:18:30,783 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:30,783 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:18:30,783 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:18:30,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:30,784 INFO L85 PathProgramCache]: Analyzing trace with hash 254779155, now seen corresponding path program 7 times [2024-11-16 00:18:30,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:18:30,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898490836] [2024-11-16 00:18:30,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:30,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:18:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 153 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:35,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:18:35,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898490836] [2024-11-16 00:18:35,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898490836] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:18:35,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133109766] [2024-11-16 00:18:35,066 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-16 00:18:35,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:18:35,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:18:35,068 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:18:35,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-16 00:18:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:18:35,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-11-16 00:18:35,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:18:37,489 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 32 proven. 431 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-16 00:18:37,489 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:18:39,175 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:18:39,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 211 treesize of output 400 [2024-11-16 00:18:40,156 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 18 proven. 215 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-16 00:18:40,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [133109766] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:18:40,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:18:40,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 34, 18] total 96 [2024-11-16 00:18:40,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931876260] [2024-11-16 00:18:40,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:18:40,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2024-11-16 00:18:40,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:18:40,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2024-11-16 00:18:40,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=651, Invalid=8469, Unknown=0, NotChecked=0, Total=9120 [2024-11-16 00:18:40,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:40,160 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:18:40,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 7.052083333333333) internal successors, (677), 96 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:18:40,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:18:40,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:18:40,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-16 00:18:40,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:50,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-16 00:18:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-11-16 00:18:50,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-16 00:18:50,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34 [2024-11-16 00:18:50,843 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:18:50,843 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:18:50,844 INFO L132 ounterexampleChecker]: Examining path program with hash 1995696476, occurence #1 [2024-11-16 00:18:50,844 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:18:50,844 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:18:50,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:50,844 INFO L85 PathProgramCache]: Analyzing trace with hash 202938308, now seen corresponding path program 8 times [2024-11-16 00:18:50,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:18:50,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747506417] [2024-11-16 00:18:50,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:50,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:18:51,700 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 223 proven. 444 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 00:18:51,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:18:51,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747506417] [2024-11-16 00:18:51,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747506417] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:18:51,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [713070253] [2024-11-16 00:18:51,700 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 00:18:51,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:18:51,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:18:51,702 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:18:51,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-16 00:18:51,896 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 00:18:51,896 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:18:51,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-16 00:18:51,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:18:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 303 proven. 374 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:53,493 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:18:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 358 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:18:55,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [713070253] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:18:55,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:18:55,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 38, 37] total 103 [2024-11-16 00:18:55,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852090515] [2024-11-16 00:18:55,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:18:55,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2024-11-16 00:18:55,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:18:55,349 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2024-11-16 00:18:55,352 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1920, Invalid=8586, Unknown=0, NotChecked=0, Total=10506 [2024-11-16 00:18:55,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:55,352 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:18:55,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 7.902912621359223) internal successors, (814), 103 states have internal predecessors, (814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-11-16 00:18:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-11-16 00:18:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 00:18:57,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-16 00:18:57,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-11-16 00:18:57,474 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:18:57,474 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:18:57,475 INFO L132 ounterexampleChecker]: Examining path program with hash 1995696476, occurence #2 [2024-11-16 00:18:57,475 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:18:57,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:18:57,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-16 00:18:57,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-16 00:18:57,478 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,478 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,479 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 132 [2024-11-16 00:18:57,479 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 142 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 146 [2024-11-16 00:18:57,480 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 152 [2024-11-16 00:18:57,480 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,480 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-16 00:18:57,481 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:57,481 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2024-11-16 00:18:57,481 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,481 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2024-11-16 00:18:57,481 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:18:57,481 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 176 [2024-11-16 00:18:57,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:57,497 INFO L85 PathProgramCache]: Analyzing trace with hash -2120121718, now seen corresponding path program 1 times [2024-11-16 00:18:57,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:57,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116424660] [2024-11-16 00:18:57,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:57,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:18:57,509 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:18:57,510 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:18:57,510 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 190 [2024-11-16 00:18:57,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:57,525 INFO L85 PathProgramCache]: Analyzing trace with hash -409036576, now seen corresponding path program 1 times [2024-11-16 00:18:57,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:57,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303025168] [2024-11-16 00:18:57,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:57,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 00:18:57,540 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 00:18:57,540 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 00:18:57,540 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 204 is hopeless, skipping. [2024-11-16 00:18:57,540 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 218 is hopeless, skipping. [2024-11-16 00:18:57,540 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 234 [2024-11-16 00:18:57,540 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,540 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2024-11-16 00:18:57,540 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,540 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 256 [2024-11-16 00:18:57,541 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,541 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2024-11-16 00:18:57,541 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:18:57,541 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 276 is hopeless, skipping. [2024-11-16 00:18:57,541 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 296 [2024-11-16 00:18:57,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:18:57,572 INFO L85 PathProgramCache]: Analyzing trace with hash -691993364, now seen corresponding path program 1 times [2024-11-16 00:18:57,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:18:57,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025179170] [2024-11-16 00:18:57,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:18:57,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:18:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:19:08,950 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 11 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:19:08,950 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:19:08,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025179170] [2024-11-16 00:19:08,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025179170] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:19:08,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [243530018] [2024-11-16 00:19:08,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:19:08,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:19:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:19:09,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 103 conjuncts are in the unsatisfiable core [2024-11-16 00:19:09,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:19:14,978 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 32 proven. 799 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:19:14,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [243530018] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:19:14,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 00:19:14,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 52] total 105 [2024-11-16 00:19:14,978 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-16 00:19:14,978 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 319 [2024-11-16 00:19:14,979 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:19:14,979 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:19:14,979 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:19:14,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:19:14,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1059706, now seen corresponding path program 9 times [2024-11-16 00:19:14,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:19:14,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779901674] [2024-11-16 00:19:14,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:19:14,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:19:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:19:23,395 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 147 proven. 684 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:19:23,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:19:23,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779901674] [2024-11-16 00:19:23,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779901674] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:19:23,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298555028] [2024-11-16 00:19:23,395 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 00:19:23,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:19:23,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:19:23,398 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:19:23,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-16 00:19:23,775 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-11-16 00:19:23,775 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:19:23,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-16 00:19:23,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:19:24,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2024-11-16 00:19:26,635 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 24 proven. 346 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2024-11-16 00:19:26,635 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:19:32,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 269 treesize of output 241 [2024-11-16 00:19:33,451 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:19:33,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 8391 treesize of output 5747 [2024-11-16 00:23:13,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 240 [2024-11-16 00:23:13,292 INFO L349 Elim1Store]: treesize reduction 448, result has 6.1 percent of original size [2024-11-16 00:23:13,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 8261 treesize of output 5169 [2024-11-16 00:23:15,324 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 64 proven. 357 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-16 00:23:15,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298555028] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:23:15,325 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:23:15,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 23, 27] total 105 [2024-11-16 00:23:15,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123949871] [2024-11-16 00:23:15,325 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:23:15,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 105 states [2024-11-16 00:23:15,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:23:15,327 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2024-11-16 00:23:15,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=669, Invalid=10251, Unknown=0, NotChecked=0, Total=10920 [2024-11-16 00:23:15,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:15,330 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:23:15,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 105 states, 105 states have (on average 7.0476190476190474) internal successors, (740), 105 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:23:15,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:15,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:23:15,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:23:15,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:23:15,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:23:15,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 00:23:15,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:23:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-16 00:23:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-16 00:23:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-11-16 00:23:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 00:23:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2024-11-16 00:23:40,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-16 00:23:40,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable36,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-11-16 00:23:40,447 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:23:40,447 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:23:40,448 INFO L132 ounterexampleChecker]: Examining path program with hash 473517976, occurence #1 [2024-11-16 00:23:40,448 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:23:40,448 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:23:40,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:23:40,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1194037975, now seen corresponding path program 10 times [2024-11-16 00:23:40,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:23:40,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31968406] [2024-11-16 00:23:40,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:23:40,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:23:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:23:49,546 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 227 proven. 728 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:23:49,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:23:49,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31968406] [2024-11-16 00:23:49,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31968406] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:23:49,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234995835] [2024-11-16 00:23:49,547 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 00:23:49,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:23:49,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:23:49,548 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:23:49,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-16 00:23:49,733 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 00:23:49,733 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:23:49,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 108 conjuncts are in the unsatisfiable core [2024-11-16 00:23:49,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:23:50,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-16 00:23:53,679 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 32 proven. 855 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-16 00:23:53,679 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:24:00,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 308 treesize of output 276 [2024-11-16 00:24:01,461 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:24:01,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 17462 treesize of output 10991 [2024-11-16 00:25:59,613 WARN L249 Executor]: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-16 00:25:59,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2024-11-16 00:25:59,614 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-11-16 00:25:59,631 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-16 00:25:59,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2024-11-16 00:25:59,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-16 00:25:59,829 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:275) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:499) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:484) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:590) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:245) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:318) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:728) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:234) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:395) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:267) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:325) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:181) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isCounterexampleFeasible(PartialOrderCegarLoop.java:326) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 70 more [2024-11-16 00:25:59,835 INFO L158 Benchmark]: Toolchain (without parser) took 524124.26ms. Allocated memory was 100.7MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 71.7MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2024-11-16 00:25:59,835 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 100.7MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 00:25:59,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.21ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 59.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-16 00:25:59,835 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.75ms. Allocated memory is still 100.7MB. Free memory was 59.5MB in the beginning and 57.8MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-16 00:25:59,836 INFO L158 Benchmark]: Boogie Preprocessor took 39.55ms. Allocated memory is still 100.7MB. Free memory was 57.8MB in the beginning and 56.8MB in the end (delta: 958.4kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 00:25:59,836 INFO L158 Benchmark]: RCFGBuilder took 589.41ms. Allocated memory is still 100.7MB. Free memory was 56.8MB in the beginning and 35.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-16 00:25:59,836 INFO L158 Benchmark]: TraceAbstraction took 523171.88ms. Allocated memory was 100.7MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 34.7MB in the beginning and 1.9GB in the end (delta: -1.9GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2024-11-16 00:25:59,837 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 100.7MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 276.21ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 59.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.75ms. Allocated memory is still 100.7MB. Free memory was 59.5MB in the beginning and 57.8MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.55ms. Allocated memory is still 100.7MB. Free memory was 57.8MB in the beginning and 56.8MB in the end (delta: 958.4kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 589.41ms. Allocated memory is still 100.7MB. Free memory was 56.8MB in the beginning and 35.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 523171.88ms. Allocated memory was 100.7MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 34.7MB in the beginning and 1.9GB in the end (delta: -1.9GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...