/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-min-max-dec.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 23:42:50,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 23:42:50,231 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 23:42:50,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 23:42:50,235 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 23:42:50,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 23:42:50,253 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 23:42:50,253 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 23:42:50,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 23:42:50,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 23:42:50,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 23:42:50,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 23:42:50,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 23:42:50,255 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 23:42:50,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 23:42:50,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 23:42:50,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-15 23:42:50,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 23:42:50,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 23:42:50,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 23:42:50,481 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 23:42:50,483 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 23:42:50,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c [2024-11-15 23:42:51,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 23:42:51,822 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 23:42:51,823 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c [2024-11-15 23:42:51,830 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/31d813441/7e5118e6ab60455a9ae3704173a459dd/FLAG58f0f39f7 [2024-11-15 23:42:52,189 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/31d813441/7e5118e6ab60455a9ae3704173a459dd [2024-11-15 23:42:52,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 23:42:52,191 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 23:42:52,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 23:42:52,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 23:42:52,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 23:42:52,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,196 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c215d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52, skipping insertion in model container [2024-11-15 23:42:52,196 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,208 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 23:42:52,338 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-min-max-dec.wvr.c[2683,2696] [2024-11-15 23:42:52,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 23:42:52,357 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 23:42:52,382 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-min-max-dec.wvr.c[2683,2696] [2024-11-15 23:42:52,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 23:42:52,400 INFO L204 MainTranslator]: Completed translation [2024-11-15 23:42:52,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52 WrapperNode [2024-11-15 23:42:52,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 23:42:52,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 23:42:52,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 23:42:52,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 23:42:52,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,430 INFO L138 Inliner]: procedures = 23, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2024-11-15 23:42:52,431 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 23:42:52,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 23:42:52,432 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 23:42:52,432 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 23:42:52,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 23:42:52,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 23:42:52,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 23:42:52,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 23:42:52,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (1/1) ... [2024-11-15 23:42:52,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 23:42:52,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:42:52,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 23:42:52,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 23:42:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 23:42:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-15 23:42:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-15 23:42:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-15 23:42:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-15 23:42:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-15 23:42:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-15 23:42:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-15 23:42:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-15 23:42:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 23:42:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-15 23:42:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 23:42:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 23:42:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 23:42:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-15 23:42:52,516 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 23:42:52,594 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 23:42:52,596 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 23:42:52,811 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 23:42:52,811 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 23:42:52,833 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 23:42:52,833 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-15 23:42:52,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:42:52 BoogieIcfgContainer [2024-11-15 23:42:52,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 23:42:52,835 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 23:42:52,835 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 23:42:52,839 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 23:42:52,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:42:52" (1/3) ... [2024-11-15 23:42:52,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a1321ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:42:52, skipping insertion in model container [2024-11-15 23:42:52,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:42:52" (2/3) ... [2024-11-15 23:42:52,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a1321ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:42:52, skipping insertion in model container [2024-11-15 23:42:52,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:42:52" (3/3) ... [2024-11-15 23:42:52,840 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-min-max-dec.wvr.c [2024-11-15 23:42:52,852 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 23:42:52,855 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-min-max-dec.wvr.c that has 5 procedures, 179 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-15 23:42:52,855 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 23:42:52,942 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-15 23:42:52,986 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 23:42:52,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 23:42:52,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:42:52,988 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-15 23:42:52,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-15 23:42:53,069 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 23:42:53,080 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 23:42:53,085 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;@4c9d9230, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 23:42:53,085 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-15 23:42:53,823 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 2 more)] === [2024-11-15 23:42:53,823 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:42:53,823 INFO L132 ounterexampleChecker]: Examining path program with hash -1712609109, occurence #1 [2024-11-15 23:42:53,824 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:42:53,824 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:42:53,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:42:53,827 INFO L85 PathProgramCache]: Analyzing trace with hash -534191247, now seen corresponding path program 1 times [2024-11-15 23:42:53,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:42:53,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411377325] [2024-11-15 23:42:53,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:53,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:54,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:54,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:42:54,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411377325] [2024-11-15 23:42:54,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411377325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:42:54,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:42:54,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 23:42:54,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371154068] [2024-11-15 23:42:54,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:42:54,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 23:42:54,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:42:54,078 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 23:42:54,079 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 23:42:54,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:54,081 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:42:54,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 82.5) internal successors, (165), 2 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:42:54,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:54,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:54,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 23:42:54,156 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 2 more)] === [2024-11-15 23:42:54,156 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:42:54,156 INFO L132 ounterexampleChecker]: Examining path program with hash 1777839742, occurence #1 [2024-11-15 23:42:54,156 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:42:54,156 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:42:54,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:42:54,157 INFO L85 PathProgramCache]: Analyzing trace with hash -194099424, now seen corresponding path program 1 times [2024-11-15 23:42:54,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:42:54,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079599409] [2024-11-15 23:42:54,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:54,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:54,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:54,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:42:54,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079599409] [2024-11-15 23:42:54,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079599409] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:42:54,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:42:54,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 23:42:54,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440413386] [2024-11-15 23:42:54,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:42:54,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-15 23:42:54,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:42:54,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-15 23:42:54,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-15 23:42:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:54,628 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:42:54,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.0) internal successors, (161), 7 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:42:54,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:54,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:54,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:42:54,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 23:42:54,814 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 2 more)] === [2024-11-15 23:42:54,814 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:42:54,815 INFO L132 ounterexampleChecker]: Examining path program with hash -465218415, occurence #1 [2024-11-15 23:42:54,815 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:42:54,815 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:42:54,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:42:54,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1171381997, now seen corresponding path program 1 times [2024-11-15 23:42:54,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:42:54,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733136916] [2024-11-15 23:42:54,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:54,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:55,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:42:55,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733136916] [2024-11-15 23:42:55,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733136916] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:42:55,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1846296147] [2024-11-15 23:42:55,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:55,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:42:55,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:42:55,221 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:42:55,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 23:42:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:55,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-15 23:42:55,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:42:55,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:55,728 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:42:56,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:56,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1846296147] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:42:56,048 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:42:56,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-11-15 23:42:56,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557300035] [2024-11-15 23:42:56,049 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:42:56,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-15 23:42:56,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:42:56,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-15 23:42:56,052 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-11-15 23:42:56,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:56,052 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:42:56,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 14.5) internal successors, (348), 24 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:42:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:42:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:42:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:42:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:42:56,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-15 23:42:56,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:42:56,568 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 2 more)] === [2024-11-15 23:42:56,568 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:42:56,568 INFO L132 ounterexampleChecker]: Examining path program with hash -465218415, occurence #2 [2024-11-15 23:42:56,568 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:42:56,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:42:56,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:42:56,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:42:56,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:42:56,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:42:56,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:42:56,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:42:56,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:42:56,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:42:56,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-15 23:42:56,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-15 23:42:56,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 23:42:56,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 23:42:56,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:42:56,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 23:42:56,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-15 23:42:56,583 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-15 23:42:56,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 23:42:56,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-15 23:42:56,584 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-15 23:42:56,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-15 23:42:56,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-15 23:42:56,584 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 23:42:56,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-15 23:42:56,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-15 23:42:56,584 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:42:56,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2024-11-15 23:42:56,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:42:56,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1598231163, now seen corresponding path program 1 times [2024-11-15 23:42:56,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:42:56,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749280726] [2024-11-15 23:42:56,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:56,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:56,931 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:56,931 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:42:56,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749280726] [2024-11-15 23:42:56,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749280726] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:42:56,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1032594286] [2024-11-15 23:42:56,932 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:56,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:56,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:56,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:42:56,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:42:57,343 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:57,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1032594286] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:42:57,343 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:42:57,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:42:57,343 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:42:57,343 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2024-11-15 23:42:57,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:42:57,360 INFO L85 PathProgramCache]: Analyzing trace with hash 2000219081, now seen corresponding path program 1 times [2024-11-15 23:42:57,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:42:57,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604755157] [2024-11-15 23:42:57,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:57,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:57,684 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:42:57,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604755157] [2024-11-15 23:42:57,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604755157] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:42:57,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1765620874] [2024-11-15 23:42:57,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:57,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:57,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:42:57,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:42:58,134 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:58,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1765620874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:42:58,134 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:42:58,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-15 23:42:58,134 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:42:58,134 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2024-11-15 23:42:58,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:42:58,149 INFO L85 PathProgramCache]: Analyzing trace with hash -773967178, now seen corresponding path program 1 times [2024-11-15 23:42:58,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:42:58,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105802169] [2024-11-15 23:42:58,149 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:58,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:58,695 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:58,695 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:42:58,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105802169] [2024-11-15 23:42:58,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105802169] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:42:58,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [535578728] [2024-11-15 23:42:58,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:58,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:58,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-15 23:42:58,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:42:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:59,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [535578728] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:42:59,525 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:42:59,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 22] total 42 [2024-11-15 23:42:59,525 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:42:59,526 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 260 [2024-11-15 23:42:59,526 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:42:59,526 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2024-11-15 23:42:59,526 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:59,526 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2024-11-15 23:42:59,526 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:42:59,526 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:42:59,526 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:42:59,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:42:59,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1669637702, now seen corresponding path program 2 times [2024-11-15 23:42:59,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:42:59,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275839465] [2024-11-15 23:42:59,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:42:59,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:42:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:42:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:42:59,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:42:59,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275839465] [2024-11-15 23:42:59,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275839465] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:42:59,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977798786] [2024-11-15 23:42:59,831 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 23:42:59,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:42:59,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:42:59,832 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:42:59,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 23:42:59,929 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-15 23:42:59,929 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:42:59,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:42:59,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:43:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-15 23:43:00,327 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 23:43:00,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977798786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:43:00,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 23:43:00,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [15] total 28 [2024-11-15 23:43:00,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603279648] [2024-11-15 23:43:00,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:43:00,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-15 23:43:00,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:43:00,328 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-15 23:43:00,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=680, Unknown=0, NotChecked=0, Total=756 [2024-11-15 23:43:00,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:00,329 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:43:00,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 16.933333333333334) internal successors, (254), 15 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:43:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:00,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:00,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:00,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:00,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:00,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 23:43:00,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable9,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:43:00,879 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 2 more)] === [2024-11-15 23:43:00,879 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:43:00,879 INFO L132 ounterexampleChecker]: Examining path program with hash -1144455292, occurence #1 [2024-11-15 23:43:00,879 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:43:00,879 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:43:00,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:43:00,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1855226661, now seen corresponding path program 3 times [2024-11-15 23:43:00,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:43:00,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371421124] [2024-11-15 23:43:00,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:43:00,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:43:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:43:01,165 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 23:43:01,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:43:01,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371421124] [2024-11-15 23:43:01,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371421124] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:43:01,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197651223] [2024-11-15 23:43:01,166 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 23:43:01,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:43:01,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:43:01,168 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:43:01,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 23:43:01,260 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-15 23:43:01,260 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:43:01,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-15 23:43:01,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:43:01,315 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 15 treesize of output 7 [2024-11-15 23:43:01,549 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-11-15 23:43:01,549 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 23:43:01,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [197651223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:43:01,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 23:43:01,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [15] total 23 [2024-11-15 23:43:01,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494974961] [2024-11-15 23:43:01,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:43:01,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-15 23:43:01,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:43:01,550 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-15 23:43:01,551 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2024-11-15 23:43:01,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:01,551 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:43:01,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.8) internal successors, (168), 10 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:43:01,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:01,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:01,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:01,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:01,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:09,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:09,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:09,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:09,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:09,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-15 23:43:09,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 23:43:09,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:43:09,294 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 2 more)] === [2024-11-15 23:43:09,294 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:43:09,295 INFO L132 ounterexampleChecker]: Examining path program with hash -645302523, occurence #1 [2024-11-15 23:43:09,295 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:43:09,295 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:43:09,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:43:09,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1952110515, now seen corresponding path program 4 times [2024-11-15 23:43:09,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:43:09,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791236344] [2024-11-15 23:43:09,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:43:09,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:43:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:43:09,697 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 23:43:09,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:43:09,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791236344] [2024-11-15 23:43:09,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791236344] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:43:09,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789882946] [2024-11-15 23:43:09,697 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 23:43:09,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:43:09,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:43:09,699 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:43:09,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-15 23:43:09,821 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 23:43:09,821 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:43:09,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 23:43:09,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:43:10,253 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 96 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 23:43:10,253 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:43:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 96 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 23:43:10,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789882946] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:43:10,583 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:43:10,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2024-11-15 23:43:10,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454711544] [2024-11-15 23:43:10,583 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:43:10,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-15 23:43:10,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:43:10,585 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-15 23:43:10,585 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2024-11-15 23:43:10,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:10,585 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:43:10,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 13.352941176470589) internal successors, (454), 34 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:43:10,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:10,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:10,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:10,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:10,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-15 23:43:10,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:15,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:15,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:15,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:15,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:15,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-15 23:43:15,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:43:15,678 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 [2024-11-15 23:43:15,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-15 23:43:15,867 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 2 more)] === [2024-11-15 23:43:15,867 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:43:15,867 INFO L132 ounterexampleChecker]: Examining path program with hash -645302523, occurence #2 [2024-11-15 23:43:15,867 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 23:43:15,868 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,868 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,869 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:43:15,869 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:43:15,870 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-15 23:43:15,871 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2024-11-15 23:43:15,871 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-15 23:43:15,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,872 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-15 23:43:15,872 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:43:15,872 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-15 23:43:15,872 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,872 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-15 23:43:15,872 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:15,872 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-15 23:43:15,872 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:43:15,872 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-15 23:43:15,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:43:15,908 INFO L85 PathProgramCache]: Analyzing trace with hash 258411905, now seen corresponding path program 1 times [2024-11-15 23:43:15,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:43:15,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992632614] [2024-11-15 23:43:15,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:43:15,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:43:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:43:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-15 23:43:16,031 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:43:16,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992632614] [2024-11-15 23:43:16,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992632614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:43:16,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:43:16,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 23:43:16,033 INFO L163 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 128. Constructing proof automaton... [2024-11-15 23:43:16,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:43:16,034 INFO L317 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2024-11-15 23:43:16,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-15 23:43:16,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-15 23:43:16,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-15 23:43:16,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-15 23:43:16,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:16,034 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:43:16,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 18.666666666666668) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:43:16,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:16,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:16,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:16,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:16,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-15 23:43:16,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:43:16,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:21,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:21,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:21,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:21,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:21,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-15 23:43:21,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:43:21,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:43:21,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-15 23:43:21,376 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 2 more)] === [2024-11-15 23:43:21,376 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:43:21,376 INFO L132 ounterexampleChecker]: Examining path program with hash -116846255, occurence #1 [2024-11-15 23:43:21,376 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:43:21,376 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:43:21,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:43:21,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1700785156, now seen corresponding path program 5 times [2024-11-15 23:43:21,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:43:21,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530329478] [2024-11-15 23:43:21,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:43:21,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:43:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:43:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:43:21,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:43:21,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530329478] [2024-11-15 23:43:21,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530329478] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:43:21,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351345426] [2024-11-15 23:43:21,942 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 23:43:21,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:43:21,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:43:21,944 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:43:21,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-15 23:43:22,054 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-11-15 23:43:22,054 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:43:22,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-15 23:43:22,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:43:22,617 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:43:22,618 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:43:22,987 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:43:22,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [351345426] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:43:22,987 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:43:22,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 44 [2024-11-15 23:43:22,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322880887] [2024-11-15 23:43:22,987 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:43:22,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-11-15 23:43:22,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:43:22,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-11-15 23:43:22,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=1570, Unknown=0, NotChecked=0, Total=1892 [2024-11-15 23:43:22,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:22,989 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:43:22,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 12.363636363636363) internal successors, (544), 44 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:43:22,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:22,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:22,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:22,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:22,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-15 23:43:22,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:43:22,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:43:22,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-15 23:43:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:43:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:43:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:43:28,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-15 23:43:28,386 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,SelfDestructingSolverStorable13 [2024-11-15 23:43:28,387 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 2 more)] === [2024-11-15 23:43:28,387 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:43:28,387 INFO L132 ounterexampleChecker]: Examining path program with hash -116846255, occurence #2 [2024-11-15 23:43:28,387 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:43:28,387 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:43:28,387 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,387 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:43:28,387 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,387 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:43:28,387 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,387 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:43:28,387 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,387 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 23:43:28,388 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,388 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,389 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:43:28,389 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-15 23:43:28,390 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,390 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-11-15 23:43:28,390 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,391 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-15 23:43:28,391 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:43:28,391 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-15 23:43:28,391 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,391 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-15 23:43:28,391 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,391 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-15 23:43:28,391 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:43:28,391 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 23:43:28,391 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,391 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-15 23:43:28,391 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:43:28,391 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 23:43:28,391 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:43:28,391 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2024-11-15 23:43:28,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:43:28,421 INFO L85 PathProgramCache]: Analyzing trace with hash -56420776, now seen corresponding path program 1 times [2024-11-15 23:43:28,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:43:28,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990732250] [2024-11-15 23:43:28,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:43:28,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:43:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:43:28,563 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-15 23:43:28,563 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:43:28,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990732250] [2024-11-15 23:43:28,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990732250] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:43:28,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1054036459] [2024-11-15 23:43:28,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:43:28,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:43:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:43:28,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-15 23:43:28,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:43:28,622 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 15 treesize of output 7 [2024-11-15 23:43:28,704 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-15 23:43:28,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1054036459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:43:28,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 23:43:28,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2024-11-15 23:43:28,705 INFO L163 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 171. Constructing proof automaton... [2024-11-15 23:43:28,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:43:28,706 INFO L317 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2024-11-15 23:43:28,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-15 23:43:28,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-15 23:43:28,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-15 23:43:28,706 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-15 23:43:28,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:28,706 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:43:28,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 20.428571428571427) internal successors, (143), 8 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:43:28,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:28,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:28,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:28,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:28,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-15 23:43:28,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:43:28,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:43:28,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:43:28,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:43:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:43:41,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-11-15 23:43:41,883 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 2 more)] === [2024-11-15 23:43:41,883 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:43:41,883 INFO L132 ounterexampleChecker]: Examining path program with hash 1080501862, occurence #1 [2024-11-15 23:43:41,883 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:43:41,883 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:43:41,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:43:41,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1481807549, now seen corresponding path program 6 times [2024-11-15 23:43:41,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:43:41,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398110827] [2024-11-15 23:43:41,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:43:41,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:43:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:43:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 39 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:43:42,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:43:42,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398110827] [2024-11-15 23:43:42,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398110827] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:43:42,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [627542384] [2024-11-15 23:43:42,287 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-15 23:43:42,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:43:42,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:43:42,289 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:43:42,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-15 23:43:42,380 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2024-11-15 23:43:42,381 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:43:42,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-15 23:43:42,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:43:42,521 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 15 treesize of output 7 [2024-11-15 23:43:42,887 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-15 23:43:42,887 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 23:43:42,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [627542384] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:43:42,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 23:43:42,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [23] total 35 [2024-11-15 23:43:42,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9395504] [2024-11-15 23:43:42,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:43:42,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-15 23:43:42,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:43:42,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-15 23:43:42,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2024-11-15 23:43:42,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:42,888 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:43:42,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 14.5) internal successors, (203), 14 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:43:42,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:44:07,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:44:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:44:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:44:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:44:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-15 23:44:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:44:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:44:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:44:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:44:07,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-15 23:44:07,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-15 23:44:08,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-15 23:44:08,100 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 2 more)] === [2024-11-15 23:44:08,100 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:44:08,100 INFO L132 ounterexampleChecker]: Examining path program with hash -1978740097, occurence #1 [2024-11-15 23:44:08,100 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 23:44:08,100 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:44:08,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:44:08,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1410231253, now seen corresponding path program 7 times [2024-11-15 23:44:08,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:44:08,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845051549] [2024-11-15 23:44:08,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:44:08,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:44:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:44:08,517 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 31 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:44:08,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:44:08,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845051549] [2024-11-15 23:44:08,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845051549] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:44:08,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614344850] [2024-11-15 23:44:08,518 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-15 23:44:08,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:44:08,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:44:08,521 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 23:44:08,521 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-15 23:44:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:44:08,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-15 23:44:08,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:44:09,184 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 31 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:44:09,184 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:44:09,687 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 31 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:44:09,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614344850] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:44:09,687 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:44:09,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 61 [2024-11-15 23:44:09,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652351309] [2024-11-15 23:44:09,687 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:44:09,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-11-15 23:44:09,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:44:09,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-11-15 23:44:09,690 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=482, Invalid=3178, Unknown=0, NotChecked=0, Total=3660 [2024-11-15 23:44:09,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:44:09,690 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:44:09,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 11.688524590163935) internal successors, (713), 61 states have internal predecessors, (713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-15 23:44:09,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-15 23:44:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-15 23:44:33,945 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-15 23:44:34,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-15 23:44:34,134 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 2 more)] === [2024-11-15 23:44:34,134 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:44:34,135 INFO L132 ounterexampleChecker]: Examining path program with hash -1978740097, occurence #2 [2024-11-15 23:44:34,135 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-11-15 23:44:34,135 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,135 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:44:34,136 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,136 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,137 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 23:44:34,137 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-15 23:44:34,138 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-15 23:44:34,138 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 23:44:34,138 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-15 23:44:34,138 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:44:34,138 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 132 [2024-11-15 23:44:34,138 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:44:34,139 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2024-11-15 23:44:34,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:44:34,177 INFO L85 PathProgramCache]: Analyzing trace with hash 2123157792, now seen corresponding path program 1 times [2024-11-15 23:44:34,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:44:34,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140500422] [2024-11-15 23:44:34,177 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:44:34,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:44:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:44:34,372 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-15 23:44:34,372 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:44:34,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140500422] [2024-11-15 23:44:34,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140500422] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 23:44:34,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 23:44:34,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-15 23:44:34,372 INFO L163 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 179. Constructing proof automaton... [2024-11-15 23:44:34,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 23:44:34,372 INFO L317 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2024-11-15 23:44:34,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-15 23:44:34,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-15 23:44:34,373 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-15 23:44:34,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-15 23:44:34,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:44:34,373 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:44:34,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 16.333333333333332) internal successors, (147), 10 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-15 23:44:34,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:00,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-15 23:45:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 23:45:00,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-15 23:45:00,783 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 2 more)] === [2024-11-15 23:45:00,783 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 23:45:00,783 INFO L132 ounterexampleChecker]: Examining path program with hash 1080501862, occurence #2 [2024-11-15 23:45:00,783 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 23:45:00,783 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 23:45:00,783 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,783 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 23:45:00,783 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,783 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-15 23:45:00,783 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,783 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 23:45:00,783 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,783 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 23:45:00,783 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,784 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 23:45:00,784 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,785 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 23:45:00,785 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-15 23:45:00,786 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-15 23:45:00,786 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:00,786 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 23:45:00,786 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,787 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2024-11-15 23:45:00,787 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,787 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 23:45:00,787 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:00,787 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-15 23:45:00,787 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,787 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-15 23:45:00,787 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:00,787 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 132 [2024-11-15 23:45:00,787 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:00,787 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 258 [2024-11-15 23:45:00,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:00,797 INFO L85 PathProgramCache]: Analyzing trace with hash 219061642, now seen corresponding path program 1 times [2024-11-15 23:45:00,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:00,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178462979] [2024-11-15 23:45:00,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:00,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 23:45:00,864 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 23:45:00,865 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-15 23:45:00,865 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 287 [2024-11-15 23:45:00,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:00,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1977036957, now seen corresponding path program 1 times [2024-11-15 23:45:00,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 23:45:00,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136547197] [2024-11-15 23:45:00,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:00,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:01,274 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 30 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:01,274 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 23:45:01,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136547197] [2024-11-15 23:45:01,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136547197] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:01,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2106928824] [2024-11-15 23:45:01,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:01,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:01,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-15 23:45:01,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:02,097 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 52 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:02,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2106928824] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:02,098 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 23:45:02,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2024-11-15 23:45:02,098 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 23:45:02,098 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 320 [2024-11-15 23:45:02,098 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 23:45:02,098 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 324 [2024-11-15 23:45:02,098 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:02,098 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 326 [2024-11-15 23:45:02,098 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 23:45:02,098 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 23:45:02,098 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 23:45:02,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 23:45:02,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1630055572, now seen corresponding path program 8 times [2024-11-15 23:45:02,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 23:45:02,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186586096] [2024-11-15 23:45:02,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 23:45:02,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 23:45:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 23:45:02,489 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 30 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:02,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 23:45:02,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186586096] [2024-11-15 23:45:02,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186586096] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 23:45:02,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228448918] [2024-11-15 23:45:02,489 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 23:45:02,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 23:45:02,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 23:45:02,491 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) [2024-11-15 23:45:02,492 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 [2024-11-15 23:45:02,608 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 23:45:02,608 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 23:45:02,610 INFO L256 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-15 23:45:02,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 23:45:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 52 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:03,166 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 23:45:03,624 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 85 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 23:45:03,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1228448918] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 23:45:03,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 23:45:03,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 54 [2024-11-15 23:45:03,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943887240] [2024-11-15 23:45:03,624 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 23:45:03,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-11-15 23:45:03,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 23:45:03,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-11-15 23:45:03,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=456, Invalid=2406, Unknown=0, NotChecked=0, Total=2862 [2024-11-15 23:45:03,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:03,627 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 23:45:03,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 11.018518518518519) internal successors, (595), 54 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 23:45:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.