/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-queue-add-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-16 00:15:43,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 00:15:43,471 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-16 00:15:43,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 00:15:43,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 00:15:43,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 00:15:43,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 00:15:43,499 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 00:15:43,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 00:15:43,500 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 00:15:43,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 00:15:43,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 00:15:43,501 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 00:15:43,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 00:15:43,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 00:15:43,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-16 00:15:43,503 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 00:15:43,503 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-16 00:15:43,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 00:15:43,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 00:15:43,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 00:15:43,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 00:15:43,503 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 00:15:43,504 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 00:15:43,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 00:15:43,504 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 00:15:43,504 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-16 00:15:43,504 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-16 00:15:43,504 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-16 00:15:43,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-16 00:15:43,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 00:15:43,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 00:15:43,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 00:15:43,744 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 00:15:43,745 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 00:15:43,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-queue-add-2.wvr.c [2024-11-16 00:15:45,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 00:15:45,267 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 00:15:45,267 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-queue-add-2.wvr.c [2024-11-16 00:15:45,274 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/112d9db82/5a999bb00c204c4aafef581ad8431cb9/FLAGc5b1e2b30 [2024-11-16 00:15:45,292 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/112d9db82/5a999bb00c204c4aafef581ad8431cb9 [2024-11-16 00:15:45,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 00:15:45,296 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-16 00:15:45,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 00:15:45,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 00:15:45,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 00:15:45,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d7fed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45, skipping insertion in model container [2024-11-16 00:15:45,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,328 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 00:15:45,500 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-queue-add-2.wvr.c[2722,2735] [2024-11-16 00:15:45,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 00:15:45,519 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 00:15:45,539 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-queue-add-2.wvr.c[2722,2735] [2024-11-16 00:15:45,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 00:15:45,564 INFO L204 MainTranslator]: Completed translation [2024-11-16 00:15:45,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45 WrapperNode [2024-11-16 00:15:45,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 00:15:45,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 00:15:45,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 00:15:45,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 00:15:45,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,582 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,602 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 146 [2024-11-16 00:15:45,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 00:15:45,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 00:15:45,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 00:15:45,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 00:15:45,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,632 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 00:15:45,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-16 00:15:45,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-16 00:15:45,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-16 00:15:45,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (1/1) ... [2024-11-16 00:15:45,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 00:15:45,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:15:45,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-16 00:15:45,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-16 00:15:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 00:15:45,694 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 00:15:45,694 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 00:15:45,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 00:15:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 00:15:45,695 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 00:15:45,783 INFO L238 CfgBuilder]: Building ICFG [2024-11-16 00:15:45,785 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 00:15:46,059 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 00:15:46,059 INFO L287 CfgBuilder]: Performing block encoding [2024-11-16 00:15:46,155 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 00:15:46,155 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-16 00:15:46,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:46 BoogieIcfgContainer [2024-11-16 00:15:46,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-16 00:15:46,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 00:15:46,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 00:15:46,162 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 00:15:46,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:15:45" (1/3) ... [2024-11-16 00:15:46,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc8e786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:15:46, skipping insertion in model container [2024-11-16 00:15:46,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:45" (2/3) ... [2024-11-16 00:15:46,164 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc8e786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:15:46, skipping insertion in model container [2024-11-16 00:15:46,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:46" (3/3) ... [2024-11-16 00:15:46,165 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-queue-add-2.wvr.c [2024-11-16 00:15:46,179 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 00:15:46,181 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-queue-add-2.wvr.c that has 3 procedures, 122 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-16 00:15:46,182 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 00:15:46,257 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-16 00:15:46,313 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 00:15:46,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-16 00:15:46,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:15:46,317 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-16 00:15:46,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-16 00:15:46,408 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-16 00:15:46,422 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-16 00:15:46,429 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;@54027f62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 00:15:46,431 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-16 00:15:46,736 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:15:46,736 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:15:46,737 INFO L132 ounterexampleChecker]: Examining path program with hash 683192882, occurence #1 [2024-11-16 00:15:46,737 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:15:46,737 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:15:46,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:15:46,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1309005628, now seen corresponding path program 1 times [2024-11-16 00:15:46,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:15:46,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436173611] [2024-11-16 00:15:46,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:46,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:15:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:46,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:15:46,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436173611] [2024-11-16 00:15:46,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436173611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:15:46,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:15:46,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 00:15:46,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474177549] [2024-11-16 00:15:46,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:15:46,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 00:15:46,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:15:46,982 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 00:15:46,982 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 00:15:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:46,984 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:15:46,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 54.0) internal successors, (108), 2 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:15:46,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:47,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:47,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 00:15:47,024 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:15:47,024 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:15:47,024 INFO L132 ounterexampleChecker]: Examining path program with hash -669068201, occurence #1 [2024-11-16 00:15:47,024 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:15:47,024 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:15:47,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:15:47,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1767625872, now seen corresponding path program 1 times [2024-11-16 00:15:47,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:15:47,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356838291] [2024-11-16 00:15:47,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:47,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:15:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:47,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:15:47,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356838291] [2024-11-16 00:15:47,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356838291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:15:47,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:15:47,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 00:15:47,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700324365] [2024-11-16 00:15:47,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:15:47,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 00:15:47,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:15:47,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 00:15:47,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 00:15:47,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:47,413 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:15:47,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:15:47,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:47,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:47,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:47,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 00:15:47,551 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:15:47,552 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:15:47,552 INFO L132 ounterexampleChecker]: Examining path program with hash -1241172001, occurence #1 [2024-11-16 00:15:47,552 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:15:47,552 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:15:47,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:15:47,553 INFO L85 PathProgramCache]: Analyzing trace with hash -2070254729, now seen corresponding path program 1 times [2024-11-16 00:15:47,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:15:47,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912081398] [2024-11-16 00:15:47,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:47,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:15:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:47,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:47,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:15:47,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912081398] [2024-11-16 00:15:47,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912081398] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:15:47,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824310211] [2024-11-16 00:15:47,933 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:47,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:47,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:15:47,936 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:15:47,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 00:15:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:48,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-16 00:15:48,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:15:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:48,318 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:15:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:48,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1824310211] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:15:48,693 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:15:48,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-11-16 00:15:48,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845142546] [2024-11-16 00:15:48,693 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:15:48,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-16 00:15:48,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:15:48,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-16 00:15:48,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-11-16 00:15:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:48,695 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:15:48,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 9.31578947368421) internal successors, (177), 19 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:15:48,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:48,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:48,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:49,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 00:15:49,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:49,198 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:15:49,198 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:15:49,199 INFO L132 ounterexampleChecker]: Examining path program with hash -1241172001, occurence #2 [2024-11-16 00:15:49,199 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:15:49,199 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:15:49,200 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,200 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:15:49,200 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,200 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:15:49,200 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,200 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:15:49,200 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,201 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:15:49,201 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,202 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:15:49,202 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,202 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:15:49,202 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,202 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 00:15:49,202 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,202 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:15:49,202 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,202 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:15:49,203 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,203 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:15:49,203 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,203 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:15:49,203 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,203 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:15:49,203 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,203 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 00:15:49,203 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,203 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:15:49,203 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,204 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:15:49,204 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,204 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:15:49,204 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,204 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:15:49,204 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,204 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:15:49,204 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,204 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:15:49,204 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,204 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:15:49,204 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,204 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:15:49,205 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,205 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:15:49,205 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,205 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:15:49,205 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,205 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:15:49,205 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,205 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:15:49,205 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,206 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:15:49,206 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,206 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:15:49,206 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,206 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:15:49,206 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,206 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-16 00:15:49,206 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,206 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 00:15:49,206 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,206 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:15:49,207 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,207 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:15:49,207 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,207 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-16 00:15:49,207 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,207 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:15:49,221 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:49,222 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:15:49,222 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,222 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-16 00:15:49,222 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,222 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:15:49,222 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:49,222 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-16 00:15:49,222 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,222 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:15:49,222 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,222 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:15:49,223 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:49,223 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-16 00:15:49,223 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,223 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-16 00:15:49,223 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,223 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-16 00:15:49,223 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,223 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-16 00:15:49,223 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:49,223 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:15:49,223 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:15:49,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:15:49,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1688415070, now seen corresponding path program 2 times [2024-11-16 00:15:49,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:15:49,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583066210] [2024-11-16 00:15:49,224 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:49,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:15:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:50,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:15:50,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583066210] [2024-11-16 00:15:50,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583066210] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:15:50,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398391600] [2024-11-16 00:15:50,580 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 00:15:50,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:50,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:15:50,583 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:15:50,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 00:15:50,673 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-16 00:15:50,673 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:15:50,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-16 00:15:50,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:15:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 00:15:50,857 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 00:15:50,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398391600] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:15:50,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 00:15:50,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [22] total 25 [2024-11-16 00:15:50,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628214699] [2024-11-16 00:15:50,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:15:50,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 00:15:50,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:15:50,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 00:15:50,859 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=525, Unknown=0, NotChecked=0, Total=600 [2024-11-16 00:15:50,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:50,859 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:15:50,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:15:50,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:50,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:50,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:50,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:50,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:50,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:50,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:50,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:15:50,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 00:15:51,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:51,121 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:15:51,121 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:15:51,122 INFO L132 ounterexampleChecker]: Examining path program with hash -1241172001, occurence #3 [2024-11-16 00:15:51,122 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:15:51,122 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:15:51,122 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,122 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:15:51,122 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,122 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:15:51,122 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,123 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:15:51,123 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,123 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:15:51,123 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,123 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:15:51,123 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,123 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:15:51,123 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,123 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 00:15:51,123 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,123 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:15:51,123 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,123 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:15:51,123 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,123 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:15:51,124 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,124 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:15:51,124 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,124 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:15:51,124 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,124 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 00:15:51,124 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,124 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:15:51,124 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,124 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:15:51,124 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,124 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:15:51,124 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,124 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:15:51,124 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,124 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:15:51,125 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,125 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:15:51,125 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,125 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:15:51,125 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,125 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:15:51,125 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,125 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:15:51,125 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:15:51,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:15:51,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:15:51,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:15:51,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:15:51,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:15:51,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-16 00:15:51,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 00:15:51,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:15:51,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:15:51,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-16 00:15:51,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:15:51,128 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:51,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:15:51,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-16 00:15:51,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,129 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:15:51,129 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:51,129 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-16 00:15:51,129 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,129 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-16 00:15:51,129 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,129 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-16 00:15:51,129 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:51,129 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-16 00:15:51,129 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,129 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-16 00:15:51,129 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,129 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-11-16 00:15:51,129 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,129 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2024-11-16 00:15:51,130 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:51,130 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:15:51,130 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:15:51,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:15:51,130 INFO L85 PathProgramCache]: Analyzing trace with hash 869029568, now seen corresponding path program 1 times [2024-11-16 00:15:51,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:15:51,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848565212] [2024-11-16 00:15:51,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:51,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:15:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:51,510 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:51,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:15:51,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848565212] [2024-11-16 00:15:51,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848565212] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:15:51,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97622460] [2024-11-16 00:15:51,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:51,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:51,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:15:51,513 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:15:51,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-16 00:15:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:51,610 INFO L256 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-16 00:15:51,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:15:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:52,022 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:15:52,476 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:52,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97622460] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:15:52,477 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:15:52,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12] total 33 [2024-11-16 00:15:52,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784672271] [2024-11-16 00:15:52,477 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:15:52,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-16 00:15:52,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:15:52,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-16 00:15:52,483 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=923, Unknown=0, NotChecked=0, Total=1056 [2024-11-16 00:15:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:52,484 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:15:52,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 8.424242424242424) internal successors, (278), 33 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:15:52,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:52,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:52,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:52,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:15:52,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:15:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:15:53,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 00:15:53,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:53,309 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:15:53,309 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:15:53,309 INFO L132 ounterexampleChecker]: Examining path program with hash -1241172001, occurence #4 [2024-11-16 00:15:53,309 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:15:53,309 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:15:53,309 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,309 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:15:53,310 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,310 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:15:53,311 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,311 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:15:53,312 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,312 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:15:53,312 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,312 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:15:53,312 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,312 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:15:53,312 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,312 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:15:53,312 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:15:53,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:15:53,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:15:53,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:15:53,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:15:53,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:15:53,315 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,315 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-16 00:15:53,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 00:15:53,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:15:53,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:15:53,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-16 00:15:53,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-16 00:15:53,316 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:15:53,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2024-11-16 00:15:53,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 00:15:53,316 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:53,316 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-11-16 00:15:53,316 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,317 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-16 00:15:53,317 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,317 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-16 00:15:53,317 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:15:53,317 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2024-11-16 00:15:53,317 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,317 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2024-11-16 00:15:53,317 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,317 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-16 00:15:53,317 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,317 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-16 00:15:53,317 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:15:53,317 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:15:53,317 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:15:53,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:15:53,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1675853383, now seen corresponding path program 2 times [2024-11-16 00:15:53,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:15:53,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924928246] [2024-11-16 00:15:53,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:53,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:15:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:54,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:15:54,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924928246] [2024-11-16 00:15:54,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924928246] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:15:54,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227686233] [2024-11-16 00:15:54,918 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 00:15:54,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:54,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:15:54,920 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:15:54,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-16 00:15:55,009 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 00:15:55,010 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:15:55,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-16 00:15:55,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:15:55,319 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-16 00:15:55,319 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:15:55,455 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-16 00:15:55,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 12 [2024-11-16 00:15:55,833 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-16 00:15:55,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1227686233] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:15:55,833 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:15:55,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 6, 7] total 35 [2024-11-16 00:15:55,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810987121] [2024-11-16 00:15:55,833 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:15:55,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-16 00:15:55,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:15:55,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-16 00:15:55,835 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=1077, Unknown=0, NotChecked=0, Total=1190 [2024-11-16 00:15:55,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:55,835 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:15:55,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 8.428571428571429) internal successors, (295), 35 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:15:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:15:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:15:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:57,084 WARN L331 ript$VariableManager]: TermVariable v_~q_back~0_92 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-16 00:15:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:15:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:15:57,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:15:57,199 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-16 00:15:57,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:57,382 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:15:57,382 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:15:57,382 INFO L132 ounterexampleChecker]: Examining path program with hash -2140672637, occurence #1 [2024-11-16 00:15:57,382 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:15:57,382 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:15:57,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:15:57,382 INFO L85 PathProgramCache]: Analyzing trace with hash -2099459624, now seen corresponding path program 3 times [2024-11-16 00:15:57,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:15:57,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376598896] [2024-11-16 00:15:57,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:15:57,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:15:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:15:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 7 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:15:57,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:15:57,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376598896] [2024-11-16 00:15:57,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376598896] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:15:57,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692608663] [2024-11-16 00:15:57,843 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 00:15:57,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:15:57,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:15:57,846 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:15:57,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-16 00:15:57,981 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-16 00:15:57,981 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:15:57,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-16 00:15:57,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:15:58,276 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-11-16 00:15:58,276 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:15:58,440 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-16 00:15:58,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 12 [2024-11-16 00:15:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-16 00:15:58,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1692608663] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:15:58,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:15:58,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 7, 11] total 32 [2024-11-16 00:15:58,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494841746] [2024-11-16 00:15:58,959 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:15:58,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-16 00:15:58,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:15:58,961 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-16 00:15:58,963 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=865, Unknown=0, NotChecked=0, Total=992 [2024-11-16 00:15:58,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:58,963 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:15:58,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 10.65625) internal successors, (341), 32 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:15:58,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:58,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:58,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:58,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:15:58,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:15:58,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:15:58,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:59,695 WARN L331 ript$VariableManager]: TermVariable v_~q_back~0_100 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-16 00:15:59,807 WARN L331 ript$VariableManager]: TermVariable v_~q_back~0_100 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-16 00:15:59,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:15:59,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:15:59,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:15:59,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:15:59,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:15:59,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:15:59,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:15:59,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-16 00:16:00,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:00,159 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:16:00,159 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:16:00,159 INFO L132 ounterexampleChecker]: Examining path program with hash -601359572, occurence #1 [2024-11-16 00:16:00,159 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:16:00,159 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:16:00,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:16:00,160 INFO L85 PathProgramCache]: Analyzing trace with hash 94163809, now seen corresponding path program 4 times [2024-11-16 00:16:00,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:16:00,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242130643] [2024-11-16 00:16:00,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:16:00,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:16:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:16:00,754 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 68 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-16 00:16:00,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:16:00,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242130643] [2024-11-16 00:16:00,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242130643] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:16:00,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271750822] [2024-11-16 00:16:00,754 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 00:16:00,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:00,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:16:00,757 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:16:00,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-16 00:16:00,854 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 00:16:00,854 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:16:00,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-16 00:16:00,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:16:01,489 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 110 proven. 85 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 00:16:01,489 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:16:02,183 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 83 proven. 112 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 00:16:02,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271750822] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:16:02,184 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:16:02,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 56 [2024-11-16 00:16:02,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855602049] [2024-11-16 00:16:02,184 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:16:02,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2024-11-16 00:16:02,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:16:02,186 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-11-16 00:16:02,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=458, Invalid=2622, Unknown=0, NotChecked=0, Total=3080 [2024-11-16 00:16:02,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:02,187 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:16:02,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 6.803571428571429) internal successors, (381), 56 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:16:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:16:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:16:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:16:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:16:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:02,896 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-16 00:16:03,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:03,084 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:16:03,084 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:16:03,085 INFO L132 ounterexampleChecker]: Examining path program with hash -601359572, occurence #2 [2024-11-16 00:16:03,085 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:16:03,085 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:16:03,085 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,085 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:16:03,085 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,085 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:16:03,085 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,085 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:16:03,085 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,085 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,086 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 00:16:03,086 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:16:03,087 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:16:03,087 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:16:03,087 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:16:03,087 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:16:03,087 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:16:03,087 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:16:03,087 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:16:03,087 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,087 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:16:03,088 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,088 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:16:03,089 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,089 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:16:03,089 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,089 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:16:03,089 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,089 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 00:16:03,089 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,089 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:16:03,089 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,089 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:16:03,089 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,089 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-16 00:16:03,089 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,091 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-16 00:16:03,091 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,091 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-16 00:16:03,091 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,091 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:16:03,091 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,091 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-16 00:16:03,092 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,092 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-16 00:16:03,092 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:03,092 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-16 00:16:03,092 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,092 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-16 00:16:03,092 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,092 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-16 00:16:03,092 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:03,092 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-11-16 00:16:03,092 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:03,092 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 152 [2024-11-16 00:16:03,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:16:03,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1885011468, now seen corresponding path program 1 times [2024-11-16 00:16:03,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:16:03,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635244577] [2024-11-16 00:16:03,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:16:03,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:16:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:16:03,222 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-16 00:16:03,222 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:16:03,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635244577] [2024-11-16 00:16:03,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635244577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:16:03,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:16:03,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 00:16:03,224 INFO L163 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 152. Constructing proof automaton... [2024-11-16 00:16:03,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:16:03,225 INFO L317 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2024-11-16 00:16:03,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 00:16:03,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-16 00:16:03,226 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 00:16:03,226 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 00:16:03,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:03,226 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:16:03,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:03,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:03,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:16:03,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 00:16:03,517 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:16:03,517 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:16:03,518 INFO L132 ounterexampleChecker]: Examining path program with hash -1380429181, occurence #1 [2024-11-16 00:16:03,518 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:16:03,518 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:16:03,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:16:03,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1317771338, now seen corresponding path program 5 times [2024-11-16 00:16:03,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:16:03,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704676363] [2024-11-16 00:16:03,518 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:16:03,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:16:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:16:09,128 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:16:09,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:16:09,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704676363] [2024-11-16 00:16:09,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704676363] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:16:09,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886353512] [2024-11-16 00:16:09,128 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 00:16:09,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:09,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:16:09,130 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:16:09,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-16 00:16:09,220 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-11-16 00:16:09,220 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:16:09,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-16 00:16:09,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:16:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-16 00:16:10,678 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:16:11,552 INFO L349 Elim1Store]: treesize reduction 10, result has 73.0 percent of original size [2024-11-16 00:16:11,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 63 treesize of output 46 [2024-11-16 00:16:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-16 00:16:12,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886353512] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:16:12,186 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:16:12,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 32, 21] total 86 [2024-11-16 00:16:12,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664945589] [2024-11-16 00:16:12,186 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:16:12,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2024-11-16 00:16:12,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:16:12,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2024-11-16 00:16:12,193 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=442, Invalid=6868, Unknown=0, NotChecked=0, Total=7310 [2024-11-16 00:16:12,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:12,193 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:16:12,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 4.430232558139535) internal successors, (381), 86 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:16:12,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:17,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:17,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:17,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:17,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:17,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:17,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:17,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:17,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:17,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:16:17,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-16 00:16:17,162 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-16 00:16:17,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:17,346 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:16:17,346 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:16:17,346 INFO L132 ounterexampleChecker]: Examining path program with hash -1380429181, occurence #2 [2024-11-16 00:16:17,346 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:16:17,346 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:16:17,347 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,347 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:16:17,348 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,348 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:16:17,348 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,348 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:16:17,348 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,349 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 00:16:17,349 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,349 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:16:17,349 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,349 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:16:17,349 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,349 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:16:17,349 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,349 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:16:17,349 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,349 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:16:17,349 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:16:17,350 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,350 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:16:17,351 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,351 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-16 00:16:17,352 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-16 00:16:17,352 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-16 00:16:17,352 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-16 00:16:17,352 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-16 00:16:17,352 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-16 00:16:17,352 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2024-11-16 00:16:17,352 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-16 00:16:17,352 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2024-11-16 00:16:17,352 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:17,352 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-16 00:16:17,352 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,353 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2024-11-16 00:16:17,353 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,353 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2024-11-16 00:16:17,353 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:17,353 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2024-11-16 00:16:17,353 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,353 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2024-11-16 00:16:17,353 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,353 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2024-11-16 00:16:17,353 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,353 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-11-16 00:16:17,353 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:17,353 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:16:17,353 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:16:17,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:16:17,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1294661443, now seen corresponding path program 6 times [2024-11-16 00:16:17,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:16:17,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121494601] [2024-11-16 00:16:17,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:16:17,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:16:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:16:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 13 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:16:26,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:16:26,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121494601] [2024-11-16 00:16:26,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121494601] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:16:26,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057073393] [2024-11-16 00:16:26,274 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-16 00:16:26,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:26,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:16:26,276 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:16:26,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-16 00:16:26,430 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-11-16 00:16:26,430 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:16:26,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 89 conjuncts are in the unsatisfiable core [2024-11-16 00:16:26,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:16:28,775 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-16 00:16:28,775 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:16:30,862 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:16:30,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 121 treesize of output 185 [2024-11-16 00:16:31,310 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-16 00:16:31,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1057073393] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:16:31,310 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:16:31,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 41, 32] total 119 [2024-11-16 00:16:31,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592118064] [2024-11-16 00:16:31,310 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:16:31,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 119 states [2024-11-16 00:16:31,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:16:31,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2024-11-16 00:16:31,315 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=530, Invalid=13512, Unknown=0, NotChecked=0, Total=14042 [2024-11-16 00:16:31,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:31,315 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:16:31,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 119 states, 119 states have (on average 3.277310924369748) internal successors, (390), 119 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-16 00:16:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:16:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-16 00:16:42,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2024-11-16 00:16:42,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-16 00:16:43,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:43,006 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:16:43,006 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:16:43,007 INFO L132 ounterexampleChecker]: Examining path program with hash -1380429181, occurence #3 [2024-11-16 00:16:43,007 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:16:43,007 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:16:43,007 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,007 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:16:43,007 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,007 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:16:43,007 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,007 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:16:43,007 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,007 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:16:43,007 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,007 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:16:43,007 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,007 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:16:43,007 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:16:43,008 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,008 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,009 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:16:43,009 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:16:43,010 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-16 00:16:43,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2024-11-16 00:16:43,012 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-16 00:16:43,012 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2024-11-16 00:16:43,012 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2024-11-16 00:16:43,012 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-11-16 00:16:43,012 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 224 [2024-11-16 00:16:43,012 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2024-11-16 00:16:43,012 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 228 [2024-11-16 00:16:43,012 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,012 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2024-11-16 00:16:43,012 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,013 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2024-11-16 00:16:43,013 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,013 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 232 [2024-11-16 00:16:43,013 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:43,013 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:16:43,013 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:16:43,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:16:43,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1042642172, now seen corresponding path program 7 times [2024-11-16 00:16:43,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:16:43,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651402279] [2024-11-16 00:16:43,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:16:43,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:16:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:16:43,838 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 210 proven. 282 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:16:43,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:16:43,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651402279] [2024-11-16 00:16:43,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651402279] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:16:43,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1990314178] [2024-11-16 00:16:43,839 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-16 00:16:43,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:43,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:16:43,842 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:16:43,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-16 00:16:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:16:44,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-16 00:16:44,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:16:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 260 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:16:45,148 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:16:46,172 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 189 proven. 303 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:16:46,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1990314178] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:16:46,172 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:16:46,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 30, 30] total 87 [2024-11-16 00:16:46,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960835769] [2024-11-16 00:16:46,173 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:16:46,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2024-11-16 00:16:46,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:16:46,175 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2024-11-16 00:16:46,177 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=847, Invalid=6635, Unknown=0, NotChecked=0, Total=7482 [2024-11-16 00:16:46,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:46,177 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:16:46,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 6.712643678160919) internal successors, (584), 87 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:16:46,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:46,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:46,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:46,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:46,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:46,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:46,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:46,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:46,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:16:46,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-16 00:16:46,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2024-11-16 00:16:46,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:47,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:16:47,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:16:47,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:16:47,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:16:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:16:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:16:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:16:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:16:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-16 00:16:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2024-11-16 00:16:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 00:16:47,701 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-16 00:16:47,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:47,889 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:16:47,889 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:16:47,889 INFO L132 ounterexampleChecker]: Examining path program with hash -1380429181, occurence #4 [2024-11-16 00:16:47,889 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:16:47,889 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:16:47,889 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,889 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:16:47,889 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,889 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:16:47,889 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:16:47,890 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,890 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:16:47,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-16 00:16:47,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 132 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2024-11-16 00:16:47,893 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 142 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 144 [2024-11-16 00:16:47,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 146 [2024-11-16 00:16:47,894 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:47,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2024-11-16 00:16:47,894 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 232 [2024-11-16 00:16:47,894 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2024-11-16 00:16:47,894 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:16:47,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 236 [2024-11-16 00:16:47,894 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2024-11-16 00:16:47,894 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2024-11-16 00:16:47,894 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 240 [2024-11-16 00:16:47,894 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:16:47,894 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:16:47,894 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:16:47,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:16:47,895 INFO L85 PathProgramCache]: Analyzing trace with hash 906727605, now seen corresponding path program 8 times [2024-11-16 00:16:47,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:16:47,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272322893] [2024-11-16 00:16:47,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:16:47,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:16:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:16:55,329 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 125 proven. 432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:16:55,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:16:55,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272322893] [2024-11-16 00:16:55,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272322893] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:16:55,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404021682] [2024-11-16 00:16:55,329 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 00:16:55,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:55,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:16:55,331 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:16:55,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-16 00:16:55,468 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 00:16:55,468 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:16:55,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 164 conjuncts are in the unsatisfiable core [2024-11-16 00:16:55,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:02,981 INFO L349 Elim1Store]: treesize reduction 138, result has 18.3 percent of original size [2024-11-16 00:17:02,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 121 treesize of output 63 [2024-11-16 00:17:03,669 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 0 proven. 557 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:03,669 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:17:14,621 INFO L349 Elim1Store]: treesize reduction 124, result has 83.4 percent of original size [2024-11-16 00:17:14,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 211 treesize of output 677 [2024-11-16 00:17:21,802 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 0 proven. 557 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:21,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [404021682] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:17:21,802 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:17:21,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 75, 75] total 226 [2024-11-16 00:17:21,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090720863] [2024-11-16 00:17:21,802 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:17:21,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 226 states [2024-11-16 00:17:21,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:17:21,806 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 226 interpolants. [2024-11-16 00:17:21,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5210, Invalid=45640, Unknown=0, NotChecked=0, Total=50850 [2024-11-16 00:17:21,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:21,812 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:17:21,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 226 states, 226 states have (on average 2.9070796460176993) internal successors, (657), 226 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 00:17:21,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:21,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:21,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 00:17:21,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2024-11-16 00:17:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 00:17:37,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-16 00:17:37,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-16 00:17:37,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-16 00:17:37,828 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 00:17:37,828 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:17:37,829 INFO L132 ounterexampleChecker]: Examining path program with hash -1380429181, occurence #5 [2024-11-16 00:17:37,829 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 00:17:37,829 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,829 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:17:37,830 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,830 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,831 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-16 00:17:37,831 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 132 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,832 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-16 00:17:37,832 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2024-11-16 00:17:37,833 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 144 [2024-11-16 00:17:37,833 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 146 [2024-11-16 00:17:37,833 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-11-16 00:17:37,833 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 152 [2024-11-16 00:17:37,833 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-16 00:17:37,833 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-16 00:17:37,833 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 240 [2024-11-16 00:17:37,833 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2024-11-16 00:17:37,833 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:17:37,833 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 244 [2024-11-16 00:17:37,833 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,834 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2024-11-16 00:17:37,834 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,834 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2024-11-16 00:17:37,834 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,834 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 248 [2024-11-16 00:17:37,834 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:17:37,834 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:17:37,834 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:17:37,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:17:37,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1159390062, now seen corresponding path program 9 times [2024-11-16 00:17:37,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:17:37,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943164810] [2024-11-16 00:17:37,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:17:37,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:17:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:17:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 89 proven. 541 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:17:56,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:17:56,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943164810] [2024-11-16 00:17:56,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943164810] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:17:56,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418091570] [2024-11-16 00:17:56,063 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 00:17:56,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:17:56,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:17:56,066 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 00:17:56,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-16 00:17:56,380 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-11-16 00:17:56,380 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:17:56,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 124 conjuncts are in the unsatisfiable core [2024-11-16 00:17:56,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:17:56,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2024-11-16 00:18:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-16 00:18:01,386 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:20:20,195 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 317 treesize of output 283 [2024-11-16 00:20:21,233 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:20:21,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 17099 treesize of output 10622 [2024-11-16 00:23:26,264 WARN L249 Executor]: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-16 00:23:26,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2024-11-16 00:23:26,265 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-11-16 00:23:26,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-16 00:23:26,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-16 00:23:26,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-16 00:23:26,479 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:275) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:499) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:484) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:590) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:245) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:318) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:728) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:234) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:395) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:267) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:325) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:181) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isCounterexampleFeasible(PartialOrderCegarLoop.java:326) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 77 more [2024-11-16 00:23:26,485 INFO L158 Benchmark]: Toolchain (without parser) took 461188.66ms. Allocated memory was 100.7MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 72.7MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2024-11-16 00:23:26,485 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 00:23:26,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.93ms. Allocated memory is still 100.7MB. Free memory was 72.4MB in the beginning and 60.5MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-16 00:23:26,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.83ms. Allocated memory is still 100.7MB. Free memory was 60.3MB in the beginning and 58.8MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-16 00:23:26,486 INFO L158 Benchmark]: Boogie Preprocessor took 29.37ms. Allocated memory is still 100.7MB. Free memory was 58.8MB in the beginning and 57.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 00:23:26,486 INFO L158 Benchmark]: RCFGBuilder took 517.49ms. Allocated memory is still 100.7MB. Free memory was 57.7MB in the beginning and 34.7MB in the end (delta: 23.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-16 00:23:26,486 INFO L158 Benchmark]: TraceAbstraction took 460326.75ms. Allocated memory was 100.7MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 34.1MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2024-11-16 00:23:26,487 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 267.93ms. Allocated memory is still 100.7MB. Free memory was 72.4MB in the beginning and 60.5MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.83ms. Allocated memory is still 100.7MB. Free memory was 60.3MB in the beginning and 58.8MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.37ms. Allocated memory is still 100.7MB. Free memory was 58.8MB in the beginning and 57.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 517.49ms. Allocated memory is still 100.7MB. Free memory was 57.7MB in the beginning and 34.7MB in the end (delta: 23.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 460326.75ms. Allocated memory was 100.7MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 34.1MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...