/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-7.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 11:28:58,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 11:28:58,198 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 11:28:58,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 11:28:58,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 11:28:58,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 11:28:58,236 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 11:28:58,236 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 11:28:58,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 11:28:58,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 11:28:58,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 11:28:58,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 11:28:58,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 11:28:58,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 11:28:58,244 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 11:28:58,245 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 11:28:58,245 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 [2024-11-14 11:28:58,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 11:28:58,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 11:28:58,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 11:28:58,510 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 11:28:58,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 11:28:58,511 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-7.i [2024-11-14 11:28:59,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 11:29:00,009 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 11:29:00,009 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread/fib_safe-7.i [2024-11-14 11:29:00,023 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/832977e97/ba33656bce104a1ea9e7704c4521d61c/FLAG0206ff1fe [2024-11-14 11:29:00,323 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/832977e97/ba33656bce104a1ea9e7704c4521d61c [2024-11-14 11:29:00,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 11:29:00,326 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 11:29:00,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 11:29:00,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 11:29:00,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 11:29:00,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34329b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00, skipping insertion in model container [2024-11-14 11:29:00,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 11:29:00,535 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-7.i[30241,30254] [2024-11-14 11:29:00,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 11:29:00,566 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 11:29:00,621 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-7.i[30241,30254] [2024-11-14 11:29:00,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 11:29:00,667 INFO L204 MainTranslator]: Completed translation [2024-11-14 11:29:00,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00 WrapperNode [2024-11-14 11:29:00,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 11:29:00,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 11:29:00,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 11:29:00,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 11:29:00,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,696 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-14 11:29:00,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 11:29:00,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 11:29:00,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 11:29:00,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 11:29:00,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,710 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,716 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,717 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,718 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 11:29:00,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 11:29:00,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 11:29:00,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 11:29:00,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (1/1) ... [2024-11-14 11:29:00,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 11:29:00,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:00,753 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) [2024-11-14 11:29:00,758 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 [2024-11-14 11:29:00,775 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-14 11:29:00,775 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-14 11:29:00,776 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-14 11:29:00,776 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-14 11:29:00,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 11:29:00,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 11:29:00,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 11:29:00,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 11:29:00,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 11:29:00,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 11:29:00,777 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 11:29:00,880 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 11:29:00,882 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 11:29:01,007 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 11:29:01,007 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 11:29:01,016 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 11:29:01,016 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-14 11:29:01,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:29:01 BoogieIcfgContainer [2024-11-14 11:29:01,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 11:29:01,019 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 11:29:01,019 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 11:29:01,023 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 11:29:01,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 11:29:00" (1/3) ... [2024-11-14 11:29:01,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456f76fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 11:29:01, skipping insertion in model container [2024-11-14 11:29:01,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:29:00" (2/3) ... [2024-11-14 11:29:01,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456f76fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 11:29:01, skipping insertion in model container [2024-11-14 11:29:01,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:29:01" (3/3) ... [2024-11-14 11:29:01,024 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-7.i [2024-11-14 11:29:01,035 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 11:29:01,037 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG fib_safe-7.i that has 3 procedures, 86 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-14 11:29:01,037 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 11:29:01,088 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-14 11:29:01,136 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 11:29:01,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 11:29:01,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:01,139 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) [2024-11-14 11:29:01,140 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 [2024-11-14 11:29:01,242 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 11:29:01,259 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 11:29:01,271 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;@501e76db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 11:29:01,271 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-14 11:29:01,990 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:02,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:02,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1672349672, now seen corresponding path program 1 times [2024-11-14 11:29:02,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:02,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226971671] [2024-11-14 11:29:02,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:02,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:02,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:02,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:02,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226971671] [2024-11-14 11:29:02,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226971671] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 11:29:02,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 11:29:02,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 11:29:02,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923077573] [2024-11-14 11:29:02,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 11:29:02,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 11:29:02,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:02,543 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 11:29:02,543 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 11:29:02,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:02,545 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:02,547 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) [2024-11-14 11:29:02,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:02,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:02,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 11:29:02,632 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:02,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:02,633 INFO L85 PathProgramCache]: Analyzing trace with hash -68065736, now seen corresponding path program 1 times [2024-11-14 11:29:02,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:02,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385364066] [2024-11-14 11:29:02,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:02,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:02,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:02,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385364066] [2024-11-14 11:29:02,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385364066] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:29:02,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956605022] [2024-11-14 11:29:02,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:02,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:29:02,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:02,903 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) [2024-11-14 11:29:02,905 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 [2024-11-14 11:29:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:02,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 11:29:02,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:29:03,047 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:03,047 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:29:03,108 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:03,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1956605022] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:29:03,108 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:29:03,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-14 11:29:03,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579050679] [2024-11-14 11:29:03,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:29:03,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 11:29:03,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:03,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 11:29:03,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-14 11:29:03,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:03,116 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:03,116 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) [2024-11-14 11:29:03,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:03,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:03,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:03,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:03,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 11:29:03,412 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 [2024-11-14 11:29:03,413 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:03,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:03,452 INFO L85 PathProgramCache]: Analyzing trace with hash -453778888, now seen corresponding path program 2 times [2024-11-14 11:29:03,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:03,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31252510] [2024-11-14 11:29:03,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:03,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:03,709 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:03,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:03,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31252510] [2024-11-14 11:29:03,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31252510] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:29:03,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [392021129] [2024-11-14 11:29:03,710 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 11:29:03,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:29:03,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:03,715 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) [2024-11-14 11:29:03,717 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 [2024-11-14 11:29:03,849 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 11:29:03,849 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:29:03,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 11:29:03,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:29:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:03,964 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:29:04,099 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:04,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [392021129] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:29:04,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:29:04,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-14 11:29:04,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790334280] [2024-11-14 11:29:04,100 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:29:04,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-14 11:29:04,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:04,101 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-14 11:29:04,101 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-14 11:29:04,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:04,101 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:04,102 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) [2024-11-14 11:29:04,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:04,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:04,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:04,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:04,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:04,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:04,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-14 11:29:04,522 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 [2024-11-14 11:29:04,523 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:04,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:04,524 INFO L85 PathProgramCache]: Analyzing trace with hash 333175352, now seen corresponding path program 3 times [2024-11-14 11:29:04,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:04,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414516458] [2024-11-14 11:29:04,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:04,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:04,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:04,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414516458] [2024-11-14 11:29:04,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414516458] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:29:04,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084842028] [2024-11-14 11:29:04,980 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 11:29:04,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:29:04,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:04,983 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) [2024-11-14 11:29:04,985 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 [2024-11-14 11:29:05,083 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-11-14 11:29:05,083 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:29:05,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 11:29:05,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:29:05,484 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:05,485 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 11:29:05,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084842028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 11:29:05,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 11:29:05,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [17] total 32 [2024-11-14 11:29:05,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490722290] [2024-11-14 11:29:05,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 11:29:05,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-14 11:29:05,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:05,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-14 11:29:05,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=833, Unknown=0, NotChecked=0, Total=992 [2024-11-14 11:29:05,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:05,487 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:05,487 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) [2024-11-14 11:29:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:05,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:05,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:05,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:05,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:05,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 11:29:06,018 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 [2024-11-14 11:29:06,019 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:06,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:06,019 INFO L85 PathProgramCache]: Analyzing trace with hash -684542531, now seen corresponding path program 1 times [2024-11-14 11:29:06,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:06,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141335662] [2024-11-14 11:29:06,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:06,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:06,742 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 399 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:06,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:06,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141335662] [2024-11-14 11:29:06,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141335662] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:29:06,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117152493] [2024-11-14 11:29:06,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:06,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:29:06,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:06,747 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) [2024-11-14 11:29:06,754 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 [2024-11-14 11:29:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:06,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 11:29:06,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:29:07,423 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 399 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:07,424 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 11:29:07,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117152493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 11:29:07,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 11:29:07,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [21] total 36 [2024-11-14 11:29:07,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794926061] [2024-11-14 11:29:07,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 11:29:07,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-14 11:29:07,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:07,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-14 11:29:07,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1061, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 11:29:07,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:07,426 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:07,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 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) [2024-11-14 11:29:07,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:07,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:07,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:07,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:07,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:07,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:07,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:07,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:07,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:07,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:07,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-14 11:29:07,964 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 [2024-11-14 11:29:07,965 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:07,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:07,967 INFO L85 PathProgramCache]: Analyzing trace with hash -127623336, now seen corresponding path program 1 times [2024-11-14 11:29:07,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:07,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050595336] [2024-11-14 11:29:07,967 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:07,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:08,468 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:08,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:08,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050595336] [2024-11-14 11:29:08,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050595336] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:29:08,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623908613] [2024-11-14 11:29:08,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:08,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:29:08,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:08,474 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) [2024-11-14 11:29:08,475 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 [2024-11-14 11:29:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:08,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 11:29:08,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:29:08,682 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:08,682 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:29:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:08,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623908613] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:29:08,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:29:08,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-11-14 11:29:08,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512748504] [2024-11-14 11:29:08,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:29:08,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-14 11:29:08,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:08,990 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-14 11:29:08,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 11:29:08,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:08,991 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:08,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.5) internal successors, (323), 34 states have internal predecessors, (323), 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) [2024-11-14 11:29:08,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:08,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:08,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:08,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:08,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:08,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:09,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:09,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:09,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:09,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:09,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:09,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:29:09,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 11:29:09,706 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 [2024-11-14 11:29:09,707 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:09,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:09,708 INFO L85 PathProgramCache]: Analyzing trace with hash -998332968, now seen corresponding path program 2 times [2024-11-14 11:29:09,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:09,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502507042] [2024-11-14 11:29:09,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:09,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 568 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:10,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:10,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502507042] [2024-11-14 11:29:10,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502507042] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:29:10,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353086916] [2024-11-14 11:29:10,437 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 11:29:10,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:29:10,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:10,444 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) [2024-11-14 11:29:10,446 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 [2024-11-14 11:29:10,553 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 11:29:10,553 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:29:10,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-14 11:29:10,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:29:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 568 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:10,785 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:29:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 568 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:11,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353086916] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:29:11,315 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:29:11,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 35 [2024-11-14 11:29:11,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083398882] [2024-11-14 11:29:11,315 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:29:11,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-14 11:29:11,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:11,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-14 11:29:11,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2024-11-14 11:29:11,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:11,317 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:11,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 7.2) internal successors, (252), 35 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) [2024-11-14 11:29:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:29:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:11,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:29:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:29:11,836 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 [2024-11-14 11:29:12,023 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 [2024-11-14 11:29:12,024 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:12,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:12,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1531564579, now seen corresponding path program 3 times [2024-11-14 11:29:12,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:12,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105823926] [2024-11-14 11:29:12,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:12,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:15,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:15,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105823926] [2024-11-14 11:29:15,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105823926] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:29:15,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127196594] [2024-11-14 11:29:15,799 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 11:29:15,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:29:15,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:15,800 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) [2024-11-14 11:29:15,802 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 [2024-11-14 11:29:15,898 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-11-14 11:29:15,898 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:29:15,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-14 11:29:15,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:29:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 161 proven. 464 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:22,159 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:29:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:30,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127196594] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:29:30,469 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:29:30,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 207 [2024-11-14 11:29:30,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943208292] [2024-11-14 11:29:30,469 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:29:30,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 207 states [2024-11-14 11:29:30,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:30,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 207 interpolants. [2024-11-14 11:29:30,485 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1847, Invalid=40795, Unknown=0, NotChecked=0, Total=42642 [2024-11-14 11:29:30,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:30,485 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:30,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 207 states, 207 states have (on average 3.391304347826087) internal successors, (702), 207 states have internal predecessors, (702), 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) [2024-11-14 11:29:30,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:30,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:30,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:30,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:30,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:30,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:29:30,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:29:30,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:49,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:49,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:49,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:49,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:49,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:49,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:29:49,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:29:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-11-14 11:29:49,773 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 11:29:49,961 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 [2024-11-14 11:29:49,961 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:29:49,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:29:49,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1186473511, now seen corresponding path program 1 times [2024-11-14 11:29:49,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:29:49,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278055788] [2024-11-14 11:29:49,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:49,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:29:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 535 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:50,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:29:50,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278055788] [2024-11-14 11:29:50,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278055788] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:29:50,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103015008] [2024-11-14 11:29:50,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:29:50,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:29:50,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:29:50,716 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) [2024-11-14 11:29:50,719 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 [2024-11-14 11:29:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:29:50,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-14 11:29:50,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:29:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 622 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:29:51,031 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 11:29:51,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103015008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 11:29:51,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 11:29:51,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [35] total 37 [2024-11-14 11:29:51,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909700722] [2024-11-14 11:29:51,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 11:29:51,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-14 11:29:51,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:29:51,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-14 11:29:51,035 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=1003, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 11:29:51,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:29:51,035 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:29:51,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 7.0285714285714285) internal successors, (246), 35 states have internal predecessors, (246), 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) [2024-11-14 11:29:51,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:29:51,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:29:51,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:29:51,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:51,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:29:51,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:29:51,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:29:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-11-14 11:29:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2024-11-14 11:30:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:30:15,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-14 11:30:15,515 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 [2024-11-14 11:30:15,516 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:30:15,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:30:15,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1917956371, now seen corresponding path program 4 times [2024-11-14 11:30:15,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:30:15,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982286505] [2024-11-14 11:30:15,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:30:15,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:30:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:30:18,611 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 472 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:30:18,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:30:18,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982286505] [2024-11-14 11:30:18,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982286505] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:30:18,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051488822] [2024-11-14 11:30:18,611 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 11:30:18,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:30:18,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:30:18,613 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) [2024-11-14 11:30:18,614 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 [2024-11-14 11:30:18,696 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 11:30:18,697 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:30:18,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-14 11:30:18,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:30:24,487 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 117 proven. 355 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:30:24,487 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:30:32,295 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 472 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:30:32,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1051488822] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:30:32,296 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:30:32,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 207 [2024-11-14 11:30:32,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909040701] [2024-11-14 11:30:32,296 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:30:32,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 207 states [2024-11-14 11:30:32,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:30:32,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 207 interpolants. [2024-11-14 11:30:32,303 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1796, Invalid=40846, Unknown=0, NotChecked=0, Total=42642 [2024-11-14 11:30:32,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:30:32,303 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:30:32,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 207 states, 207 states have (on average 3.391304347826087) internal successors, (702), 207 states have internal predecessors, (702), 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) [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:30:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2024-11-14 11:31:23,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:31:23,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-11-14 11:31:23,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-14 11:31:23,358 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 [2024-11-14 11:31:23,359 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:31:23,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:31:23,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1513696059, now seen corresponding path program 2 times [2024-11-14 11:31:23,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:31:23,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005775713] [2024-11-14 11:31:23,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:31:23,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:31:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:31:26,187 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 479 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:31:26,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:31:26,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005775713] [2024-11-14 11:31:26,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005775713] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:31:26,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821888795] [2024-11-14 11:31:26,188 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 11:31:26,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:31:26,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:31:26,193 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) [2024-11-14 11:31:26,194 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 [2024-11-14 11:31:26,290 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 11:31:26,290 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:31:26,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-11-14 11:31:26,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:31:32,215 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 161 proven. 318 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:31:32,215 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:31:39,291 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 479 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:31:39,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [821888795] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:31:39,291 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:31:39,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 69, 69] total 201 [2024-11-14 11:31:39,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298416179] [2024-11-14 11:31:39,291 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:31:39,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 201 states [2024-11-14 11:31:39,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:31:39,293 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 201 interpolants. [2024-11-14 11:31:39,296 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2056, Invalid=38144, Unknown=0, NotChecked=0, Total=40200 [2024-11-14 11:31:39,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:31:39,296 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:31:39,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 201 states, 201 states have (on average 3.373134328358209) internal successors, (678), 201 states have internal predecessors, (678), 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) [2024-11-14 11:31:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:31:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:31:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:31:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:31:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:31:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:31:39,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:31:39,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 259 states. [2024-11-14 11:31:39,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:31:39,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-11-14 11:31:39,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:33:36,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2024-11-14 11:33:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 228 states. [2024-11-14 11:33:36,896 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-14 11:33:37,087 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 [2024-11-14 11:33:37,088 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:33:37,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:33:37,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1420016163, now seen corresponding path program 5 times [2024-11-14 11:33:37,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:33:37,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978015546] [2024-11-14 11:33:37,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:33:37,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:33:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:33:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 0 proven. 575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:33:40,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:33:40,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978015546] [2024-11-14 11:33:40,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978015546] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:33:40,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456130842] [2024-11-14 11:33:40,209 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 11:33:40,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:33:40,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:33:40,211 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) [2024-11-14 11:33:40,212 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 [2024-11-14 11:33:40,295 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-11-14 11:33:40,295 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:33:40,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-14 11:33:40,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:33:46,352 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 161 proven. 414 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:33:46,352 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:33:53,760 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 0 proven. 575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:33:53,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456130842] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:33:53,761 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:33:53,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 207 [2024-11-14 11:33:53,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516338374] [2024-11-14 11:33:53,762 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:33:53,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 207 states [2024-11-14 11:33:53,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:33:53,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 207 interpolants. [2024-11-14 11:33:53,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1818, Invalid=40824, Unknown=0, NotChecked=0, Total=42642 [2024-11-14 11:33:53,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:33:53,769 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:33:53,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 207 states, 207 states have (on average 3.391304347826087) internal successors, (702), 207 states have internal predecessors, (702), 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) [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 228 states. [2024-11-14 11:33:53,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 329 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2024-11-14 11:34:59,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 306 states. [2024-11-14 11:34:59,098 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 11:34:59,286 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 [2024-11-14 11:34:59,286 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:34:59,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:34:59,287 INFO L85 PathProgramCache]: Analyzing trace with hash 2065541475, now seen corresponding path program 6 times [2024-11-14 11:34:59,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:34:59,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373090298] [2024-11-14 11:34:59,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:34:59,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:34:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:35:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:35:02,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:35:02,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373090298] [2024-11-14 11:35:02,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373090298] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:35:02,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1588172002] [2024-11-14 11:35:02,493 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 11:35:02,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:35:02,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:35:02,501 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) [2024-11-14 11:35:02,502 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 [2024-11-14 11:35:02,586 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-11-14 11:35:02,586 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:35:02,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-14 11:35:02,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:35:08,611 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 117 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:35:08,611 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:35:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:35:16,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1588172002] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:35:16,352 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:35:16,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 207 [2024-11-14 11:35:16,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094346562] [2024-11-14 11:35:16,352 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:35:16,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 207 states [2024-11-14 11:35:16,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:35:16,354 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 207 interpolants. [2024-11-14 11:35:16,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1848, Invalid=40794, Unknown=0, NotChecked=0, Total=42642 [2024-11-14 11:35:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:35:16,356 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:35:16,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 207 states, 207 states have (on average 3.391304347826087) internal successors, (702), 207 states have internal predecessors, (702), 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) [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 329 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 306 states. [2024-11-14 11:35:16,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 400 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 284 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 322 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 403 states. [2024-11-14 11:39:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2024-11-14 11:39:51,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-14 11:39:52,190 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 [2024-11-14 11:39:52,191 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:39:52,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:39:52,192 INFO L85 PathProgramCache]: Analyzing trace with hash 2127108111, now seen corresponding path program 7 times [2024-11-14 11:39:52,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:39:52,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921198852] [2024-11-14 11:39:52,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:39:52,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:39:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:39:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 472 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:39:55,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:39:55,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921198852] [2024-11-14 11:39:55,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921198852] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:39:55,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927182916] [2024-11-14 11:39:55,144 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 11:39:55,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:39:55,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:39:55,146 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) [2024-11-14 11:39:55,148 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 [2024-11-14 11:39:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:39:55,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-14 11:39:55,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:40:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 117 proven. 355 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:40:01,653 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:40:09,045 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 472 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:40:09,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [927182916] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:40:09,046 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:40:09,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 207 [2024-11-14 11:40:09,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511232522] [2024-11-14 11:40:09,046 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:40:09,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 207 states [2024-11-14 11:40:09,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:40:09,049 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 207 interpolants. [2024-11-14 11:40:09,051 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1799, Invalid=40843, Unknown=0, NotChecked=0, Total=42642 [2024-11-14 11:40:09,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:40:09,051 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:40:09,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 207 states, 207 states have (on average 3.391304347826087) internal successors, (702), 207 states have internal predecessors, (702), 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) [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 400 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 284 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 322 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 403 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2024-11-14 11:40:09,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 412 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 301 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 336 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 424 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 293 states. [2024-11-14 11:42:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 301 states. [2024-11-14 11:42:37,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-11-14 11:42:37,970 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 [2024-11-14 11:42:37,971 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 11:42:37,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 11:42:37,972 INFO L85 PathProgramCache]: Analyzing trace with hash 287721753, now seen corresponding path program 8 times [2024-11-14 11:42:37,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 11:42:37,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204221627] [2024-11-14 11:42:37,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 11:42:37,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 11:42:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 11:42:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:42:41,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 11:42:41,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204221627] [2024-11-14 11:42:41,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204221627] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 11:42:41,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675697170] [2024-11-14 11:42:41,078 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 11:42:41,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 11:42:41,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 11:42:41,080 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) [2024-11-14 11:42:41,081 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 [2024-11-14 11:42:41,159 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 11:42:41,159 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 11:42:41,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-14 11:42:41,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 11:42:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 80 proven. 285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:42:47,335 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 11:42:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 11:42:54,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [675697170] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 11:42:54,987 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 11:42:54,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 207 [2024-11-14 11:42:54,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231978920] [2024-11-14 11:42:54,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 11:42:54,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 207 states [2024-11-14 11:42:54,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 11:42:54,995 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 207 interpolants. [2024-11-14 11:42:54,999 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1974, Invalid=40668, Unknown=0, NotChecked=0, Total=42642 [2024-11-14 11:42:55,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 11:42:55,000 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 11:42:55,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 207 states, 207 states have (on average 3.391304347826087) internal successors, (702), 207 states have internal predecessors, (702), 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) [2024-11-14 11:42:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 11:42:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 11:42:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 11:42:55,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 412 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 301 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 336 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 424 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 293 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 301 states. [2024-11-14 11:42:55,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-11-14 11:43:14,471 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 11:43:14,471 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 [2024-11-14 11:43:14,471 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 [2024-11-14 11:43:14,508 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-14 11:43:14,698 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 [2024-11-14 11:43:14,699 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-33-1 term,while SimplifyDDA2 was simplifying 33 xjuncts wrt. a ATOM-1 context. [2024-11-14 11:43:14,701 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-14 11:43:14,701 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-14 11:43:14,701 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-14 11:43:14,705 INFO L422 BasicCegarLoop]: Path program histogram: [8, 3, 2, 1, 1] [2024-11-14 11:43:14,707 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 11:43:14,707 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 11:43:14,721 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 [2024-11-14 11:43:14,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 11:43:14 BasicIcfg [2024-11-14 11:43:14,722 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 11:43:14,723 INFO L158 Benchmark]: Toolchain (without parser) took 854396.55ms. Allocated memory was 100.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 72.3MB in the beginning and 553.6MB in the end (delta: -481.3MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-11-14 11:43:14,723 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 11:43:14,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.08ms. Allocated memory is still 100.7MB. Free memory was 72.3MB in the beginning and 52.6MB in the end (delta: 19.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-14 11:43:14,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.25ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 50.9MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 11:43:14,724 INFO L158 Benchmark]: Boogie Preprocessor took 22.12ms. Allocated memory is still 100.7MB. Free memory was 50.9MB in the beginning and 49.9MB in the end (delta: 936.1kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 11:43:14,724 INFO L158 Benchmark]: RCFGBuilder took 292.15ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 37.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 11:43:14,724 INFO L158 Benchmark]: TraceAbstraction took 853702.64ms. Allocated memory was 100.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 36.8MB in the beginning and 553.6MB in the end (delta: -516.8MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-11-14 11:43:14,729 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 341.08ms. Allocated memory is still 100.7MB. Free memory was 72.3MB in the beginning and 52.6MB in the end (delta: 19.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.25ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 50.9MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.12ms. Allocated memory is still 100.7MB. Free memory was 50.9MB in the beginning and 49.9MB in the end (delta: 936.1kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 292.15ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 37.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 853702.64ms. Allocated memory was 100.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 36.8MB in the beginning and 553.6MB in the end (delta: -516.8MB). Peak memory consumption was 1.1GB. 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: 1050741, independent: 1032883, independent conditional: 1030940, independent unconditional: 1943, dependent: 17858, dependent conditional: 17851, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1033332, independent: 1032883, independent conditional: 1030940, independent unconditional: 1943, dependent: 449, dependent conditional: 442, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1033332, independent: 1032883, independent conditional: 1030940, independent unconditional: 1943, dependent: 449, dependent conditional: 442, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1036623, independent: 1032883, independent conditional: 1030940, independent unconditional: 1943, dependent: 3740, dependent conditional: 3733, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1036623, independent: 1032883, independent conditional: 344, independent unconditional: 1032539, dependent: 3740, dependent conditional: 1199, dependent unconditional: 2541, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1036623, independent: 1032883, independent conditional: 344, independent unconditional: 1032539, dependent: 3740, dependent conditional: 1199, dependent unconditional: 2541, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1745, independent: 1629, independent conditional: 7, independent unconditional: 1622, dependent: 116, dependent conditional: 109, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1745, independent: 1620, independent conditional: 0, independent unconditional: 1620, dependent: 125, dependent conditional: 0, dependent unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 125, independent: 9, independent conditional: 7, independent unconditional: 2, dependent: 116, dependent conditional: 109, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 125, independent: 9, independent conditional: 7, independent unconditional: 2, dependent: 116, dependent conditional: 109, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1341, independent: 212, independent conditional: 93, independent unconditional: 119, dependent: 1129, dependent conditional: 742, dependent unconditional: 387, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 1036623, independent: 1031254, independent conditional: 337, independent unconditional: 1030917, dependent: 3624, dependent conditional: 1090, dependent unconditional: 2534, unknown: 1745, unknown conditional: 116, unknown unconditional: 1629] , Statistics on independence cache: Total cache size (in pairs): 1745, Positive cache size: 1629, Positive conditional cache size: 7, Positive unconditional cache size: 1622, Negative cache size: 116, Negative conditional cache size: 109, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1033130, Maximal queried relation: 14, Independence queries for same thread: 17409, Persistent sets #1 benchmarks: Persistent set computation time: 0.7s, Number of persistent set computation: 1440, Number of trivial persistent sets: 1222, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1950, independent: 1943, independent conditional: 0, independent unconditional: 1943, 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: 1050741, independent: 1032883, independent conditional: 1030940, independent unconditional: 1943, dependent: 17858, dependent conditional: 17851, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1033332, independent: 1032883, independent conditional: 1030940, independent unconditional: 1943, dependent: 449, dependent conditional: 442, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1033332, independent: 1032883, independent conditional: 1030940, independent unconditional: 1943, dependent: 449, dependent conditional: 442, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1036623, independent: 1032883, independent conditional: 1030940, independent unconditional: 1943, dependent: 3740, dependent conditional: 3733, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1036623, independent: 1032883, independent conditional: 344, independent unconditional: 1032539, dependent: 3740, dependent conditional: 1199, dependent unconditional: 2541, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1036623, independent: 1032883, independent conditional: 344, independent unconditional: 1032539, dependent: 3740, dependent conditional: 1199, dependent unconditional: 2541, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1745, independent: 1629, independent conditional: 7, independent unconditional: 1622, dependent: 116, dependent conditional: 109, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1745, independent: 1620, independent conditional: 0, independent unconditional: 1620, dependent: 125, dependent conditional: 0, dependent unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 125, independent: 9, independent conditional: 7, independent unconditional: 2, dependent: 116, dependent conditional: 109, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 125, independent: 9, independent conditional: 7, independent unconditional: 2, dependent: 116, dependent conditional: 109, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1341, independent: 212, independent conditional: 93, independent unconditional: 119, dependent: 1129, dependent conditional: 742, dependent unconditional: 387, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 1036623, independent: 1031254, independent conditional: 337, independent unconditional: 1030917, dependent: 3624, dependent conditional: 1090, dependent unconditional: 2534, unknown: 1745, unknown conditional: 116, unknown unconditional: 1629] , Statistics on independence cache: Total cache size (in pairs): 1745, Positive cache size: 1629, Positive conditional cache size: 7, Positive unconditional cache size: 1622, Negative cache size: 116, Negative conditional cache size: 109, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1033130, Maximal queried relation: 14, Independence queries for same thread: 17409 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-33-1 term,while SimplifyDDA2 was simplifying 33 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-33-1 term,while SimplifyDDA2 was simplifying 33 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-33-1 term,while SimplifyDDA2 was simplifying 33 xjuncts wrt. a ATOM-1 context. - 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: 853.5s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 8, EmptinessCheckTime: 723.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2406, 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, 0.9s SatisfiabilityAnalysisTime, 124.4s InterpolantComputationTime, 5912 NumberOfCodeBlocks, 5912 NumberOfCodeBlocksAsserted, 67 NumberOfCheckSat, 8168 ConstructedInterpolants, 0 QuantifiedInterpolants, 103407 SizeOfPredicates, 490 NumberOfNonLiveVariables, 5309 ConjunctsInSsa, 642 ConjunctsInUnsatCore, 40 InterpolantComputations, 4 PerfectInterpolantSequences, 2904/16359 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: 327, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown