/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/pthread/fib_safe-5.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 21:17:50,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 21:17:50,351 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 21:17:50,357 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 21:17:50,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 21:17:50,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 21:17:50,385 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 21:17:50,386 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 21:17:50,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 21:17:50,386 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 21:17:50,386 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 21:17:50,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 21:17:50,386 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 21:17:50,387 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 21:17:50,387 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 21:17:50,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 21:17:50,388 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 21:17:50,388 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 21:17:50,388 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 21:17:50,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 21:17:50,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 21:17:50,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-15 21:17:50,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 21:17:50,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 21:17:50,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 21:17:50,674 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 21:17:50,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 21:17:50,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-5.i [2024-11-15 21:17:51,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 21:17:52,270 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 21:17:52,271 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread/fib_safe-5.i [2024-11-15 21:17:52,287 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/470bc7d3c/77549cb2b9c84e05a4028605321ec85b/FLAGfc4d01a0f [2024-11-15 21:17:52,307 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/470bc7d3c/77549cb2b9c84e05a4028605321ec85b [2024-11-15 21:17:52,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 21:17:52,314 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 21:17:52,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 21:17:52,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 21:17:52,320 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 21:17:52,321 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed47756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52, skipping insertion in model container [2024-11-15 21:17:52,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,359 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 21:17:52,643 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/pthread/fib_safe-5.i[30241,30254] [2024-11-15 21:17:52,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 21:17:52,671 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 21:17:52,722 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/pthread/fib_safe-5.i[30241,30254] [2024-11-15 21:17:52,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 21:17:52,767 INFO L204 MainTranslator]: Completed translation [2024-11-15 21:17:52,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52 WrapperNode [2024-11-15 21:17:52,768 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 21:17:52,769 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 21:17:52,769 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 21:17:52,769 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 21:17:52,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,798 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-15 21:17:52,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 21:17:52,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 21:17:52,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 21:17:52,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 21:17:52,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,813 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,814 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,815 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 21:17:52,816 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 21:17:52,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 21:17:52,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 21:17:52,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 21:17:52,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:52,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 21:17:52,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 21:17:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-15 21:17:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-15 21:17:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-15 21:17:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-15 21:17:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-15 21:17:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 21:17:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 21:17:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-15 21:17:52,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 21:17:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 21:17:52,875 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 21:17:52,999 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 21:17:53,001 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 21:17:53,155 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 21:17:53,155 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 21:17:53,163 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 21:17:53,163 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-15 21:17:53,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:17:53 BoogieIcfgContainer [2024-11-15 21:17:53,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 21:17:53,165 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 21:17:53,165 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 21:17:53,169 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 21:17:53,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:17:52" (1/3) ... [2024-11-15 21:17:53,169 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2416f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:17:53, skipping insertion in model container [2024-11-15 21:17:53,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (2/3) ... [2024-11-15 21:17:53,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2416f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:17:53, skipping insertion in model container [2024-11-15 21:17:53,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:17:53" (3/3) ... [2024-11-15 21:17:53,171 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-5.i [2024-11-15 21:17:53,184 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 21:17:53,188 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG fib_safe-5.i that has 3 procedures, 86 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-15 21:17:53,188 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 21:17:53,256 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 21:17:53,305 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 21:17:53,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 21:17:53,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:53,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-15 21:17:53,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-15 21:17:53,391 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 21:17:53,406 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 21:17:53,414 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;@769eb0c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 21:17:53,414 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-15 21:17:53,899 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:53,900 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:53,900 INFO L132 ounterexampleChecker]: Examining path program with hash -1610312608, occurence #1 [2024-11-15 21:17:53,900 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:17:53,900 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:53,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:53,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1672349672, now seen corresponding path program 1 times [2024-11-15 21:17:53,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:53,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546005454] [2024-11-15 21:17:53,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:53,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:54,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:54,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:54,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546005454] [2024-11-15 21:17:54,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546005454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 21:17:54,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 21:17:54,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 21:17:54,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733981463] [2024-11-15 21:17:54,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 21:17:54,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 21:17:54,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:54,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 21:17:54,251 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 21:17:54,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:54,253 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:54,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:17:54,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:54,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:54,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 21:17:54,324 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:54,324 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:54,324 INFO L132 ounterexampleChecker]: Examining path program with hash 1360231968, occurence #1 [2024-11-15 21:17:54,324 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:17:54,325 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:54,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:54,325 INFO L85 PathProgramCache]: Analyzing trace with hash -68065736, now seen corresponding path program 1 times [2024-11-15 21:17:54,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:54,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126979258] [2024-11-15 21:17:54,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:54,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:54,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:54,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126979258] [2024-11-15 21:17:54,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126979258] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:54,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1186936475] [2024-11-15 21:17:54,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:54,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:54,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:54,581 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:17:54,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 21:17:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:54,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 21:17:54,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:54,784 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:54,784 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:17:54,868 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:54,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1186936475] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:17:54,868 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:17:54,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-15 21:17:54,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143251122] [2024-11-15 21:17:54,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:17:54,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-15 21:17:54,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:54,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-15 21:17:54,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-15 21:17:54,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:54,877 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:54,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.7) internal successors, (127), 10 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:17:54,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:54,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:55,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:55,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:55,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 21:17:55,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:55,209 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:55,209 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:55,209 INFO L132 ounterexampleChecker]: Examining path program with hash 1360231968, occurence #2 [2024-11-15 21:17:55,209 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 21:17:55,209 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-15 21:17:55,210 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,210 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 21:17:55,210 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,210 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-15 21:17:55,211 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,211 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 21:17:55,211 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,211 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 21:17:55,211 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,211 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 21:17:55,211 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,211 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 21:17:55,211 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,211 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 21:17:55,211 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,211 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 21:17:55,211 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,212 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 21:17:55,229 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:55,229 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 21:17:55,229 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,229 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 21:17:55,229 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,229 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 21:17:55,230 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:55,230 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 21:17:55,230 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,230 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 21:17:55,230 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,230 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 21:17:55,230 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,230 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 21:17:55,230 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,230 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 21:17:55,230 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,230 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 21:17:55,230 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,230 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 21:17:55,231 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,231 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 21:17:55,231 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,231 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 21:17:55,231 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,231 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 21:17:55,231 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,231 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 21:17:55,231 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,231 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 21:17:55,231 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,231 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 21:17:55,232 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,232 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-15 21:17:55,232 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,232 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 21:17:55,232 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,232 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-15 21:17:55,232 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,232 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 21:17:55,232 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,232 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-11-15 21:17:55,232 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,232 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-15 21:17:55,232 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,233 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-15 21:17:55,233 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,233 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 21:17:55,233 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:55,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:55,235 INFO L85 PathProgramCache]: Analyzing trace with hash -453778888, now seen corresponding path program 2 times [2024-11-15 21:17:55,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:55,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28838060] [2024-11-15 21:17:55,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:55,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:55,572 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:55,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:55,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28838060] [2024-11-15 21:17:55,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28838060] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:55,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6185466] [2024-11-15 21:17:55,572 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 21:17:55,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:55,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:55,577 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:17:55,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 21:17:55,679 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 21:17:55,679 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:17:55,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-15 21:17:55,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:55,803 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:55,804 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:17:55,985 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:55,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [6185466] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:17:55,986 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:17:55,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-15 21:17:55,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309642554] [2024-11-15 21:17:55,986 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:17:55,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-15 21:17:55,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:55,991 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-15 21:17:55,992 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-15 21:17:55,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:55,992 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:55,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.833333333333334) internal successors, (195), 18 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:17:55,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:55,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:55,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:56,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:56,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:56,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 21:17:56,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:56,457 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:56,457 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:56,457 INFO L132 ounterexampleChecker]: Examining path program with hash 1360231968, occurence #3 [2024-11-15 21:17:56,457 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 21:17:56,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-15 21:17:56,458 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 21:17:56,458 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-15 21:17:56,458 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 21:17:56,458 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 21:17:56,458 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 21:17:56,458 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 21:17:56,458 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 21:17:56,458 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 21:17:56,459 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 21:17:56,459 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:56,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 21:17:56,459 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 21:17:56,459 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 21:17:56,459 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:56,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 21:17:56,459 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 21:17:56,459 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 21:17:56,460 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 21:17:56,460 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 21:17:56,460 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 21:17:56,460 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 21:17:56,460 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 21:17:56,461 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,461 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 21:17:56,461 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,461 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 21:17:56,461 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,461 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 21:17:56,461 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,461 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 21:17:56,462 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,462 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 21:17:56,462 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,462 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-15 21:17:56,462 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,462 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 21:17:56,462 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 21:17:56,463 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-15 21:17:56,463 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 21:17:56,463 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 21:17:56,463 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-15 21:17:56,463 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-15 21:17:56,463 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 21:17:56,463 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2024-11-15 21:17:56,463 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,463 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,464 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,464 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,464 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,464 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,464 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,464 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,464 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 170 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,464 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-11-15 21:17:56,464 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,465 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-15 21:17:56,465 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,465 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-11-15 21:17:56,465 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,465 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2024-11-15 21:17:56,465 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,465 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2024-11-15 21:17:56,465 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:56,465 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 21:17:56,468 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:56,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:56,469 INFO L85 PathProgramCache]: Analyzing trace with hash 333175352, now seen corresponding path program 3 times [2024-11-15 21:17:56,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:56,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156240228] [2024-11-15 21:17:56,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:56,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:57,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:57,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156240228] [2024-11-15 21:17:57,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156240228] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:57,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960441477] [2024-11-15 21:17:57,027 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 21:17:57,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:57,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:57,031 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:17:57,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 21:17:57,137 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-11-15 21:17:57,137 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:17:57,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-15 21:17:57,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:57,559 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:57,559 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 21:17:57,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960441477] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 21:17:57,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 21:17:57,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [17] total 32 [2024-11-15 21:17:57,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541173133] [2024-11-15 21:17:57,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 21:17:57,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-15 21:17:57,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:57,561 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-15 21:17:57,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=833, Unknown=0, NotChecked=0, Total=992 [2024-11-15 21:17:57,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:57,562 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:57,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 10.764705882352942) internal successors, (183), 17 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:17:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:57,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:57,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:57,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:57,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:57,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:17:57,876 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 21:17:58,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:58,060 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:58,060 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:58,060 INFO L132 ounterexampleChecker]: Examining path program with hash -1635262454, occurence #1 [2024-11-15 21:17:58,060 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:17:58,060 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:58,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:58,061 INFO L85 PathProgramCache]: Analyzing trace with hash 190086906, now seen corresponding path program 1 times [2024-11-15 21:17:58,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:58,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948479077] [2024-11-15 21:17:58,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:58,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:58,473 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:58,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:58,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948479077] [2024-11-15 21:17:58,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948479077] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:58,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128696834] [2024-11-15 21:17:58,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:58,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:58,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:58,476 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:17:58,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-15 21:17:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:58,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-15 21:17:58,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:58,859 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-15 21:17:58,859 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 21:17:58,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128696834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 21:17:58,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 21:17:58,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-11-15 21:17:58,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220224262] [2024-11-15 21:17:58,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 21:17:58,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-15 21:17:58,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:58,861 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-15 21:17:58,864 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-11-15 21:17:58,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:58,864 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:58,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 11.923076923076923) internal successors, (155), 13 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:17:58,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:58,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:58,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:58,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:17:58,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:59,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:59,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:59,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:59,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:17:59,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:17:59,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-15 21:17:59,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:59,302 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:59,303 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:59,303 INFO L132 ounterexampleChecker]: Examining path program with hash -1842510269, occurence #1 [2024-11-15 21:17:59,303 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:17:59,303 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:59,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:59,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1491544312, now seen corresponding path program 1 times [2024-11-15 21:17:59,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:59,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872555477] [2024-11-15 21:17:59,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:59,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:59,649 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:59,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:59,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872555477] [2024-11-15 21:17:59,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872555477] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:59,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981048663] [2024-11-15 21:17:59,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:59,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:59,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:59,652 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:17:59,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-15 21:17:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:59,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-15 21:17:59,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:59,906 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:18:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:00,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1981048663] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:18:00,230 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:18:00,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 27 [2024-11-15 21:18:00,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231206867] [2024-11-15 21:18:00,230 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:18:00,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-15 21:18:00,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:18:00,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-15 21:18:00,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2024-11-15 21:18:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:18:00,232 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:18:00,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 9.333333333333334) internal successors, (252), 27 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:18:00,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:18:00,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:18:00,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:18:00,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:00,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:00,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:18:00,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:18:00,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:18:00,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:18:00,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:00,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:00,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:18:00,665 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-15 21:18:00,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-15 21:18:00,849 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:18:00,849 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:18:00,850 INFO L132 ounterexampleChecker]: Examining path program with hash -1842510269, occurence #2 [2024-11-15 21:18:00,850 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 21:18:00,850 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-15 21:18:00,850 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,850 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 21:18:00,850 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,850 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-15 21:18:00,850 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,850 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 21:18:00,850 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,850 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 21:18:00,850 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,850 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 21:18:00,850 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,850 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 21:18:00,850 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,850 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 21:18:00,851 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 21:18:00,851 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,851 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 21:18:00,851 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,852 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 21:18:00,852 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,852 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 21:18:00,852 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,852 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 21:18:00,852 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,852 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 21:18:00,852 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,852 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 21:18:00,852 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 21:18:00,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 21:18:00,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 21:18:00,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-15 21:18:00,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 21:18:00,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 132 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-15 21:18:00,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 144 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 146 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-15 21:18:00,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-15 21:18:00,857 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,857 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-15 21:18:00,857 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,857 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 160 [2024-11-15 21:18:00,857 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,857 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2024-11-15 21:18:00,857 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,857 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2024-11-15 21:18:00,857 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,857 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2024-11-15 21:18:00,857 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,858 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2024-11-15 21:18:00,858 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,858 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-11-15 21:18:00,858 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 172 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 178 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,859 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2024-11-15 21:18:00,859 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,860 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 192 [2024-11-15 21:18:00,860 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:18:00,860 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 21:18:00,860 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:18:00,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:18:00,861 INFO L85 PathProgramCache]: Analyzing trace with hash -74817597, now seen corresponding path program 2 times [2024-11-15 21:18:00,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:18:00,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367645849] [2024-11-15 21:18:00,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:18:00,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:18:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:18:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 329 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:03,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:18:03,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367645849] [2024-11-15 21:18:03,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367645849] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:18:03,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895005320] [2024-11-15 21:18:03,873 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 21:18:03,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:18:03,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:18:03,876 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:18:03,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-15 21:18:03,977 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 21:18:03,977 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:18:03,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-15 21:18:03,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:18:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 80 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:08,064 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:18:13,084 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 329 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:13,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895005320] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:18:13,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:18:13,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 160 [2024-11-15 21:18:13,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720991560] [2024-11-15 21:18:13,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:18:13,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 160 states [2024-11-15 21:18:13,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:18:13,087 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2024-11-15 21:18:13,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1174, Invalid=24266, Unknown=0, NotChecked=0, Total=25440 [2024-11-15 21:18:13,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:18:13,098 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:18:13,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 160 states, 160 states have (on average 3.49375) internal successors, (559), 160 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:18:13,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:18:13,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:18:13,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:18:13,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:13,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:13,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:18:13,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:18:21,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:18:21,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:18:21,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:18:21,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:21,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:21,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:18:21,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-11-15 21:18:21,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-15 21:18:21,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:18:21,943 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:18:21,943 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:18:21,943 INFO L132 ounterexampleChecker]: Examining path program with hash 1656600625, occurence #1 [2024-11-15 21:18:21,943 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:18:21,943 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:18:21,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:18:21,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1529964345, now seen corresponding path program 1 times [2024-11-15 21:18:21,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:18:21,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742259479] [2024-11-15 21:18:21,944 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:18:21,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:18:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:18:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 279 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:22,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:18:22,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742259479] [2024-11-15 21:18:22,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742259479] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:18:22,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578411950] [2024-11-15 21:18:22,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:18:22,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:18:22,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:18:22,572 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:18:22,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-15 21:18:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:18:22,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-15 21:18:22,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:18:22,832 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:22,832 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 21:18:22,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1578411950] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 21:18:22,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 21:18:22,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [27] total 29 [2024-11-15 21:18:22,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066051507] [2024-11-15 21:18:22,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 21:18:22,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-15 21:18:22,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:18:22,833 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-15 21:18:22,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=611, Unknown=0, NotChecked=0, Total=812 [2024-11-15 21:18:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:18:22,834 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:18:22,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 7.333333333333333) internal successors, (198), 27 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:18:22,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:18:22,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:18:22,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:18:22,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:22,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:22,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:18:22,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-11-15 21:18:22,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:18:38,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:18:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:18:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:18:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:18:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2024-11-15 21:18:38,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:18:38,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-15 21:18:38,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:18:38,348 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:18:38,348 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:18:38,349 INFO L132 ounterexampleChecker]: Examining path program with hash 1074501493, occurence #1 [2024-11-15 21:18:38,349 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:18:38,349 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:18:38,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:18:38,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1995744781, now seen corresponding path program 3 times [2024-11-15 21:18:38,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:18:38,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170851921] [2024-11-15 21:18:38,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:18:38,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:18:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:18:40,702 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:40,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:18:40,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170851921] [2024-11-15 21:18:40,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170851921] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:18:40,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131817911] [2024-11-15 21:18:40,702 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 21:18:40,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:18:40,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:18:40,704 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:18:40,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-15 21:18:40,784 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-11-15 21:18:40,784 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:18:40,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-15 21:18:40,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:18:44,691 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 50 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:44,691 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:18:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:18:49,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1131817911] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:18:49,383 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:18:49,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 160 [2024-11-15 21:18:49,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124594475] [2024-11-15 21:18:49,383 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:18:49,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 160 states [2024-11-15 21:18:49,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:18:49,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2024-11-15 21:18:49,390 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1144, Invalid=24296, Unknown=0, NotChecked=0, Total=25440 [2024-11-15 21:18:49,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:18:49,390 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:18:49,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 160 states, 160 states have (on average 3.49375) internal successors, (559), 160 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:18:49,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:18:49,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:18:49,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:18:49,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:49,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:18:49,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:18:49,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2024-11-15 21:18:49,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:18:49,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:19:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2024-11-15 21:19:15,890 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-15 21:19:16,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:19:16,079 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:19:16,079 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:19:16,079 INFO L132 ounterexampleChecker]: Examining path program with hash -1332038284, occurence #1 [2024-11-15 21:19:16,079 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:19:16,079 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:19:16,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:19:16,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1354765285, now seen corresponding path program 2 times [2024-11-15 21:19:16,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:19:16,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006053863] [2024-11-15 21:19:16,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:19:16,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:19:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:19:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:19:18,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:19:18,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006053863] [2024-11-15 21:19:18,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006053863] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:19:18,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413108951] [2024-11-15 21:19:18,064 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 21:19:18,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:19:18,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:19:18,066 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) [2024-11-15 21:19:18,066 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 [2024-11-15 21:19:18,149 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 21:19:18,149 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:19:18,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-15 21:19:18,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:19:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 80 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:19:21,608 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:19:25,834 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:19:25,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [413108951] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:19:25,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:19:25,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53, 53] total 153 [2024-11-15 21:19:25,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696035215] [2024-11-15 21:19:25,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:19:25,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 153 states [2024-11-15 21:19:25,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:19:25,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 153 interpolants. [2024-11-15 21:19:25,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1262, Invalid=21994, Unknown=0, NotChecked=0, Total=23256 [2024-11-15 21:19:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:19:25,840 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:19:25,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 153 states, 153 states have (on average 3.4901960784313726) internal successors, (534), 153 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2024-11-15 21:19:25,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 246 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-11-15 21:20:13,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-11-15 21:20:13,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-15 21:20:13,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-15 21:20:13,256 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:20:13,256 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:20:13,256 INFO L132 ounterexampleChecker]: Examining path program with hash -1149585653, occurence #1 [2024-11-15 21:20:13,257 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:20:13,257 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:20:13,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:20:13,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1831188541, now seen corresponding path program 4 times [2024-11-15 21:20:13,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:20:13,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31076530] [2024-11-15 21:20:13,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:20:13,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:20:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:20:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 299 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:20:15,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:20:15,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31076530] [2024-11-15 21:20:15,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31076530] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:20:15,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470117718] [2024-11-15 21:20:15,314 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 21:20:15,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:20:15,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:20:15,316 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) [2024-11-15 21:20:15,317 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 [2024-11-15 21:20:15,397 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 21:20:15,398 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:20:15,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-15 21:20:15,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:20:19,133 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 80 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:20:19,134 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:20:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 299 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:20:23,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470117718] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:20:23,866 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:20:23,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 160 [2024-11-15 21:20:23,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056258375] [2024-11-15 21:20:23,867 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:20:23,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 160 states [2024-11-15 21:20:23,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:20:23,869 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2024-11-15 21:20:23,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1155, Invalid=24285, Unknown=0, NotChecked=0, Total=25440 [2024-11-15 21:20:23,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:20:23,871 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:20:23,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 160 states, 160 states have (on average 3.49375) internal successors, (559), 160 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 246 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-11-15 21:20:23,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-11-15 21:21:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-11-15 21:21:02,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-15 21:21:02,978 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,SelfDestructingSolverStorable10 [2024-11-15 21:21:02,978 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:21:02,978 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:21:02,978 INFO L132 ounterexampleChecker]: Examining path program with hash -1821826631, occurence #1 [2024-11-15 21:21:02,978 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:21:02,978 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:21:02,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:21:02,979 INFO L85 PathProgramCache]: Analyzing trace with hash 960227075, now seen corresponding path program 5 times [2024-11-15 21:21:02,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:21:02,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152457783] [2024-11-15 21:21:02,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:21:02,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:21:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:21:04,959 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:21:04,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:21:04,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152457783] [2024-11-15 21:21:04,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152457783] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:21:04,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110934581] [2024-11-15 21:21:04,960 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 21:21:04,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:21:04,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:21:04,962 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) [2024-11-15 21:21:04,962 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 [2024-11-15 21:21:05,047 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-11-15 21:21:05,047 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:21:05,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-15 21:21:05,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:21:08,866 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 50 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:21:08,866 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:21:13,476 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:21:13,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110934581] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:21:13,477 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:21:13,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 160 [2024-11-15 21:21:13,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019990798] [2024-11-15 21:21:13,477 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:21:13,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 160 states [2024-11-15 21:21:13,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:21:13,478 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2024-11-15 21:21:13,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1176, Invalid=24264, Unknown=0, NotChecked=0, Total=25440 [2024-11-15 21:21:13,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:21:13,481 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:21:13,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 160 states, 160 states have (on average 3.49375) internal successors, (559), 160 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:21:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:21:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:21:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:21:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:21:13,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:21:13,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:21:13,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2024-11-15 21:21:13,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:21:13,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2024-11-15 21:21:13,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-11-15 21:21:13,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-11-15 21:21:13,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 311 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:23:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2024-11-15 21:23:38,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 267 states. [2024-11-15 21:23:38,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 333 states. [2024-11-15 21:23:38,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2024-11-15 21:23:38,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-15 21:23:38,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:23:38,289 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:23:38,290 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:23:38,290 INFO L132 ounterexampleChecker]: Examining path program with hash 1074501493, occurence #2 [2024-11-15 21:23:38,290 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 21:23:38,290 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-15 21:23:38,290 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,290 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 21:23:38,290 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,290 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-15 21:23:38,290 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,290 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 21:23:38,290 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,290 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 21:23:38,290 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,290 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 21:23:38,290 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,290 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 21:23:38,290 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 21:23:38,291 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 21:23:38,291 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 21:23:38,291 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 21:23:38,291 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 21:23:38,291 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 21:23:38,291 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 21:23:38,291 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 21:23:38,291 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 21:23:38,291 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,291 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,292 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 21:23:38,292 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2024-11-15 21:23:38,293 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,293 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 144 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 146 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,294 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-15 21:23:38,294 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 160 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 172 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,295 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-11-15 21:23:38,295 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 178 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 192 [2024-11-15 21:23:38,296 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:23:38,296 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 21:23:38,296 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:23:38,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:23:38,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1483001169, now seen corresponding path program 6 times [2024-11-15 21:23:38,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:23:38,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804145566] [2024-11-15 21:23:38,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:23:38,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:23:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:23:40,200 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:23:40,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:23:40,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804145566] [2024-11-15 21:23:40,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804145566] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:23:40,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071985025] [2024-11-15 21:23:40,201 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-15 21:23:40,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:23:40,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:23:40,203 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:23:40,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-15 21:23:40,281 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-15 21:23:40,281 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:23:40,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-15 21:23:40,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:23:44,053 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 50 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:23:44,053 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:23:48,745 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:23:48,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1071985025] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:23:48,745 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:23:48,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 160 [2024-11-15 21:23:48,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840153901] [2024-11-15 21:23:48,746 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:23:48,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 160 states [2024-11-15 21:23:48,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:23:48,747 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2024-11-15 21:23:48,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1141, Invalid=24299, Unknown=0, NotChecked=0, Total=25440 [2024-11-15 21:23:48,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:23:48,749 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:23:48,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 160 states, 160 states have (on average 3.49375) internal successors, (559), 160 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:23:48,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:23:48,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:23:48,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:23:48,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:23:48,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:23:48,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:23:48,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 311 states. [2024-11-15 21:23:48,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:23:48,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2024-11-15 21:23:48,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 267 states. [2024-11-15 21:23:48,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 333 states. [2024-11-15 21:23:48,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2024-11-15 21:23:48,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 322 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 281 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 354 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2024-11-15 21:25:00,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2024-11-15 21:25:00,282 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-15 21:25:00,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:25:00,471 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:25:00,471 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:25:00,471 INFO L132 ounterexampleChecker]: Examining path program with hash 1074501493, occurence #3 [2024-11-15 21:25:00,471 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 21:25:00,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-15 21:25:00,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,471 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 21:25:00,471 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 21:25:00,472 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 21:25:00,472 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 21:25:00,472 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,472 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-15 21:25:00,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-15 21:25:00,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 146 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 160 [2024-11-15 21:25:00,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 172 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 178 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2024-11-15 21:25:00,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2024-11-15 21:25:00,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-11-15 21:25:00,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2024-11-15 21:25:00,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,477 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 192 [2024-11-15 21:25:00,477 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:25:00,477 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 21:25:00,477 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:25:00,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:25:00,477 INFO L85 PathProgramCache]: Analyzing trace with hash -739074759, now seen corresponding path program 7 times [2024-11-15 21:25:00,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:25:00,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784450018] [2024-11-15 21:25:00,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:25:00,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:25:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:25:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:25:02,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:25:02,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784450018] [2024-11-15 21:25:02,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784450018] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:25:02,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1539706846] [2024-11-15 21:25:02,528 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-15 21:25:02,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:25:02,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:25:02,530 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:25:02,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-15 21:25:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:25:02,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-15 21:25:02,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:25:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 27 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:25:06,421 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:25:11,078 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:25:11,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1539706846] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:25:11,079 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:25:11,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 160 [2024-11-15 21:25:11,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382268754] [2024-11-15 21:25:11,079 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:25:11,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 160 states [2024-11-15 21:25:11,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:25:11,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2024-11-15 21:25:11,082 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1265, Invalid=24175, Unknown=0, NotChecked=0, Total=25440 [2024-11-15 21:25:11,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:25:11,082 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:25:11,082 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 160 states, 160 states have (on average 3.49375) internal successors, (559), 160 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 322 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 281 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 354 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2024-11-15 21:25:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 371 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:27:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2024-11-15 21:27:13,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 356 states. [2024-11-15 21:27:13,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 396 states. [2024-11-15 21:27:13,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 267 states. [2024-11-15 21:27:13,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 325 states. [2024-11-15 21:27:13,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 234 states. [2024-11-15 21:27:13,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-15 21:27:13,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-15 21:27:13,323 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:27:13,323 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:27:13,324 INFO L132 ounterexampleChecker]: Examining path program with hash -1945442055, occurence #1 [2024-11-15 21:27:13,324 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:27:13,324 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:27:13,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:27:13,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1782117724, now seen corresponding path program 3 times [2024-11-15 21:27:13,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:27:13,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802115197] [2024-11-15 21:27:13,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:27:13,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:27:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:27:16,361 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:27:16,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:27:16,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802115197] [2024-11-15 21:27:16,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802115197] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:27:16,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640035708] [2024-11-15 21:27:16,362 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 21:27:16,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:27:16,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:27:16,364 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:27:16,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-15 21:27:16,441 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-11-15 21:27:16,441 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:27:16,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-15 21:27:16,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:27:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 80 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:27:19,996 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:27:24,546 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:27:24,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640035708] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:27:24,546 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:27:24,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54, 54] total 157 [2024-11-15 21:27:24,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927759119] [2024-11-15 21:27:24,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:27:24,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-11-15 21:27:24,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:27:24,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-11-15 21:27:24,549 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1230, Invalid=23262, Unknown=0, NotChecked=0, Total=24492 [2024-11-15 21:27:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:27:24,549 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:27:24,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.5031847133757963) internal successors, (550), 157 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:27:24,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:27:24,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 371 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 298 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 356 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 396 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 267 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 325 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 234 states. [2024-11-15 21:27:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:28:41,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:28:41,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:28:41,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:28:41,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:28:41,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:28:41,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:28:41,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 375 states. [2024-11-15 21:28:41,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:28:41,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 306 states. [2024-11-15 21:28:41,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 382 states. [2024-11-15 21:28:41,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 404 states. [2024-11-15 21:28:41,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 271 states. [2024-11-15 21:28:41,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 325 states. [2024-11-15 21:28:41,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 239 states. [2024-11-15 21:28:41,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 324 states. [2024-11-15 21:28:41,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-15 21:28:41,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-15 21:28:41,972 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:28:41,972 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:28:41,972 INFO L132 ounterexampleChecker]: Examining path program with hash -1638586293, occurence #1 [2024-11-15 21:28:41,972 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:28:41,972 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:28:41,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:28:41,973 INFO L85 PathProgramCache]: Analyzing trace with hash 567506093, now seen corresponding path program 2 times [2024-11-15 21:28:41,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:28:41,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618748576] [2024-11-15 21:28:41,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:28:41,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:28:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:28:43,903 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:28:43,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:28:43,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618748576] [2024-11-15 21:28:43,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618748576] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:28:43,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029574661] [2024-11-15 21:28:43,904 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 21:28:43,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:28:43,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:28:43,906 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 21:28:43,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-15 21:28:43,992 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 21:28:43,992 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:28:43,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-15 21:28:43,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:28:48,029 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 80 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:28:48,029 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:28:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:28:52,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029574661] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:28:52,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:28:52,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54, 54] total 157 [2024-11-15 21:28:52,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078862878] [2024-11-15 21:28:52,446 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:28:52,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-11-15 21:28:52,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:28:52,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-11-15 21:28:52,449 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1226, Invalid=23266, Unknown=0, NotChecked=0, Total=24492 [2024-11-15 21:28:52,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:28:52,449 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:28:52,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.5031847133757963) internal successors, (550), 157 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 21:28:52,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 375 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 306 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 382 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 404 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 271 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 325 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 239 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 324 states. [2024-11-15 21:28:52,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-11-15 21:31:01,893 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 21:31:01,893 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 21:31:01,896 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 21:31:01,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-15 21:31:02,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-15 21:31:02,095 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 547 known predicates. [2024-11-15 21:31:02,097 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-15 21:31:02,098 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-15 21:31:02,098 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-15 21:31:02,103 INFO L422 BasicCegarLoop]: Path program histogram: [7, 3, 3, 2, 1] [2024-11-15 21:31:02,106 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 21:31:02,106 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 21:31:02,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-15 21:31:02,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:31:02 BasicIcfg [2024-11-15 21:31:02,123 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 21:31:02,124 INFO L158 Benchmark]: Toolchain (without parser) took 789813.40ms. Allocated memory was 100.7MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 70.6MB in the beginning and 767.6MB in the end (delta: -697.0MB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2024-11-15 21:31:02,124 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 21:31:02,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.15ms. Allocated memory is still 100.7MB. Free memory was 70.3MB in the beginning and 51.1MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-15 21:31:02,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.86ms. Allocated memory is still 100.7MB. Free memory was 51.1MB in the beginning and 49.5MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 21:31:02,125 INFO L158 Benchmark]: Boogie Preprocessor took 16.16ms. Allocated memory is still 100.7MB. Free memory was 49.2MB in the beginning and 48.4MB in the end (delta: 781.2kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 21:31:02,125 INFO L158 Benchmark]: RCFGBuilder took 347.24ms. Allocated memory is still 100.7MB. Free memory was 48.2MB in the beginning and 35.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 21:31:02,125 INFO L158 Benchmark]: TraceAbstraction took 788958.16ms. Allocated memory was 100.7MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 35.1MB in the beginning and 767.6MB in the end (delta: -732.5MB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2024-11-15 21:31:02,126 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 53.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 453.15ms. Allocated memory is still 100.7MB. Free memory was 70.3MB in the beginning and 51.1MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.86ms. Allocated memory is still 100.7MB. Free memory was 51.1MB in the beginning and 49.5MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.16ms. Allocated memory is still 100.7MB. Free memory was 49.2MB in the beginning and 48.4MB in the end (delta: 781.2kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 347.24ms. Allocated memory is still 100.7MB. Free memory was 48.2MB in the beginning and 35.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 788958.16ms. Allocated memory was 100.7MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 35.1MB in the beginning and 767.6MB in the end (delta: -732.5MB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1683768, independent: 1654444, independent conditional: 1652503, independent unconditional: 1941, dependent: 29324, dependent conditional: 29317, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1655075, independent: 1654444, independent conditional: 1652503, independent unconditional: 1941, dependent: 631, dependent conditional: 624, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1655075, independent: 1654444, independent conditional: 1652503, independent unconditional: 1941, dependent: 631, dependent conditional: 624, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1660843, independent: 1654444, independent conditional: 1652503, independent unconditional: 1941, dependent: 6399, dependent conditional: 6392, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1660843, independent: 1654444, independent conditional: 1000, independent unconditional: 1653444, dependent: 6399, dependent conditional: 2274, dependent unconditional: 4125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1660843, independent: 1654444, independent conditional: 1000, independent unconditional: 1653444, dependent: 6399, dependent conditional: 2274, dependent unconditional: 4125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1924, independent: 1655, independent conditional: 33, independent unconditional: 1622, dependent: 269, dependent conditional: 262, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1924, independent: 1620, independent conditional: 0, independent unconditional: 1620, dependent: 304, dependent conditional: 0, dependent unconditional: 304, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 304, independent: 35, independent conditional: 33, independent unconditional: 2, dependent: 269, dependent conditional: 262, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, independent: 35, independent conditional: 33, independent unconditional: 2, dependent: 269, dependent conditional: 262, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2117, independent: 579, independent conditional: 489, independent unconditional: 90, dependent: 1538, dependent conditional: 1308, dependent unconditional: 230, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 1660843, independent: 1652789, independent conditional: 967, independent unconditional: 1651822, dependent: 6130, dependent conditional: 2012, dependent unconditional: 4118, unknown: 1924, unknown conditional: 295, unknown unconditional: 1629] , Statistics on independence cache: Total cache size (in pairs): 1924, Positive cache size: 1655, Positive conditional cache size: 33, Positive unconditional cache size: 1622, Negative cache size: 269, Negative conditional cache size: 262, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1655621, Maximal queried relation: 15, Independence queries for same thread: 28693, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, Number of persistent set computation: 1447, Number of trivial persistent sets: 1222, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1948, independent: 1941, independent conditional: 0, independent unconditional: 1941, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1683768, independent: 1654444, independent conditional: 1652503, independent unconditional: 1941, dependent: 29324, dependent conditional: 29317, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1655075, independent: 1654444, independent conditional: 1652503, independent unconditional: 1941, dependent: 631, dependent conditional: 624, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1655075, independent: 1654444, independent conditional: 1652503, independent unconditional: 1941, dependent: 631, dependent conditional: 624, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1660843, independent: 1654444, independent conditional: 1652503, independent unconditional: 1941, dependent: 6399, dependent conditional: 6392, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1660843, independent: 1654444, independent conditional: 1000, independent unconditional: 1653444, dependent: 6399, dependent conditional: 2274, dependent unconditional: 4125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1660843, independent: 1654444, independent conditional: 1000, independent unconditional: 1653444, dependent: 6399, dependent conditional: 2274, dependent unconditional: 4125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1924, independent: 1655, independent conditional: 33, independent unconditional: 1622, dependent: 269, dependent conditional: 262, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1924, independent: 1620, independent conditional: 0, independent unconditional: 1620, dependent: 304, dependent conditional: 0, dependent unconditional: 304, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 304, independent: 35, independent conditional: 33, independent unconditional: 2, dependent: 269, dependent conditional: 262, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, independent: 35, independent conditional: 33, independent unconditional: 2, dependent: 269, dependent conditional: 262, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2117, independent: 579, independent conditional: 489, independent unconditional: 90, dependent: 1538, dependent conditional: 1308, dependent unconditional: 230, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 1660843, independent: 1652789, independent conditional: 967, independent unconditional: 1651822, dependent: 6130, dependent conditional: 2012, dependent unconditional: 4118, unknown: 1924, unknown conditional: 295, unknown unconditional: 1629] , Statistics on independence cache: Total cache size (in pairs): 1924, Positive cache size: 1655, Positive conditional cache size: 33, Positive unconditional cache size: 1622, Negative cache size: 269, Negative conditional cache size: 262, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1655621, Maximal queried relation: 15, Independence queries for same thread: 28693 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 547 known predicates. - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 547 known predicates. - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 547 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 108 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 788.7s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 683.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3341, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 100.0s InterpolantComputationTime, 5342 NumberOfCodeBlocks, 5342 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 7386 ConstructedInterpolants, 0 QuantifiedInterpolants, 96061 SizeOfPredicates, 448 NumberOfNonLiveVariables, 4866 ConjunctsInSsa, 600 ConjunctsInUnsatCore, 43 InterpolantComputations, 4 PerfectInterpolantSequences, 1838/9407 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 279, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown