/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 --traceabstraction.refinement.strategy.for.commutativity.condition.synthesis CAMEL -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 19:05:12,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 19:05:12,627 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 19:05:12,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 19:05:12,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 19:05:12,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 19:05:12,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 19:05:12,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 19:05:12,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 19:05:12,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 19:05:12,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 19:05:12,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 19:05:12,659 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 19:05:12,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 19:05:12,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 19:05:12,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 19:05:12,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 19:05:12,660 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 19:05:12,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 19:05:12,661 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 19:05:12,662 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 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Refinement strategy for commutativity condition synthesis -> CAMEL [2024-11-14 19:05:12,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 19:05:12,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 19:05:12,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 19:05:12,917 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 19:05:12,917 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 19:05:12,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.i [2024-11-14 19:05:14,287 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 19:05:14,588 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 19:05:14,589 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread-wmm/safe008_tso.i [2024-11-14 19:05:14,609 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6161cc02c/ef5b1bef5ef84a30af74974a014be84c/FLAGd7f539a18 [2024-11-14 19:05:14,628 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6161cc02c/ef5b1bef5ef84a30af74974a014be84c [2024-11-14 19:05:14,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 19:05:14,634 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 19:05:14,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 19:05:14,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 19:05:14,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 19:05:14,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:05:14" (1/1) ... [2024-11-14 19:05:14,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144fee87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:14, skipping insertion in model container [2024-11-14 19:05:14,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:05:14" (1/1) ... [2024-11-14 19:05:14,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 19:05:14,828 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-wmm/safe008_tso.i[945,958] [2024-11-14 19:05:14,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 19:05:14,958 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 19:05:14,967 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-wmm/safe008_tso.i[945,958] [2024-11-14 19:05:15,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 19:05:15,059 INFO L204 MainTranslator]: Completed translation [2024-11-14 19:05:15,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15 WrapperNode [2024-11-14 19:05:15,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 19:05:15,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 19:05:15,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 19:05:15,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 19:05:15,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,107 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-11-14 19:05:15,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 19:05:15,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 19:05:15,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 19:05:15,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 19:05:15,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 19:05:15,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 19:05:15,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 19:05:15,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 19:05:15,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (1/1) ... [2024-11-14 19:05:15,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 19:05:15,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 19:05:15,174 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 19:05:15,181 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 19:05:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 19:05:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 19:05:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-14 19:05:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-14 19:05:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-14 19:05:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-14 19:05:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-14 19:05:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-14 19:05:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 19:05:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 19:05:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 19:05:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 19:05:15,205 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 19:05:15,338 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 19:05:15,340 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 19:05:15,501 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 19:05:15,501 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 19:05:15,509 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 19:05:15,510 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 19:05:15,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:05:15 BoogieIcfgContainer [2024-11-14 19:05:15,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 19:05:15,513 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 19:05:15,513 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 19:05:15,517 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 19:05:15,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 07:05:14" (1/3) ... [2024-11-14 19:05:15,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@191b4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:05:15, skipping insertion in model container [2024-11-14 19:05:15,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:05:15" (2/3) ... [2024-11-14 19:05:15,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@191b4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:05:15, skipping insertion in model container [2024-11-14 19:05:15,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:05:15" (3/3) ... [2024-11-14 19:05:15,520 INFO L112 eAbstractionObserver]: Analyzing ICFG safe008_tso.i [2024-11-14 19:05:15,536 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 19:05:15,538 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG safe008_tso.i that has 4 procedures, 85 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-14 19:05:15,539 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 19:05:15,617 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-14 19:05:15,672 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 19:05:15,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 19:05:15,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 19:05:15,676 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 19:05:15,677 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 19:05:15,761 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 19:05:15,774 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 19:05:15,782 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;@7729cef7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 19:05:15,782 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-14 19:05:16,353 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 19:05:16,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:05:16,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1540270567, now seen corresponding path program 1 times [2024-11-14 19:05:16,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:05:16,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849529292] [2024-11-14 19:05:16,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:05:16,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:05:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:05:16,600 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 19:05:16,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:05:16,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849529292] [2024-11-14 19:05:16,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849529292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:05:16,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:05:16,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 19:05:16,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079184417] [2024-11-14 19:05:16,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:05:16,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 19:05:16,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:05:16,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 19:05:16,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 19:05:16,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:16,632 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:05:16,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 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 19:05:16,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:16,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:16,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 19:05:16,671 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 19:05:16,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:05:16,672 INFO L85 PathProgramCache]: Analyzing trace with hash -2047920537, now seen corresponding path program 1 times [2024-11-14 19:05:16,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:05:16,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662089893] [2024-11-14 19:05:16,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:05:16,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:05:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:05:17,076 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 19:05:17,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:05:17,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662089893] [2024-11-14 19:05:17,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662089893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:05:17,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:05:17,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 19:05:17,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145445639] [2024-11-14 19:05:17,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:05:17,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 19:05:17,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:05:17,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 19:05:17,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 19:05:17,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:17,081 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:05:17,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 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 19:05:17,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:17,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:17,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:05:17,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 19:05:17,307 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 19:05:17,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:05:17,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1373057192, now seen corresponding path program 1 times [2024-11-14 19:05:17,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:05:17,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908585461] [2024-11-14 19:05:17,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:05:17,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:05:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:05:17,668 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 19:05:17,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:05:17,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908585461] [2024-11-14 19:05:17,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908585461] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:05:17,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:05:17,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 19:05:17,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217826430] [2024-11-14 19:05:17,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:05:17,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 19:05:17,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:05:17,669 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 19:05:17,669 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-14 19:05:17,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:17,670 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:05:17,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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 19:05:17,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:17,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 19:05:17,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:19,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:19,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:19,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 19:05:19,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 19:05:19,073 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 19:05:19,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:05:19,074 INFO L85 PathProgramCache]: Analyzing trace with hash -693502362, now seen corresponding path program 1 times [2024-11-14 19:05:19,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:05:19,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971520423] [2024-11-14 19:05:19,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:05:19,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:05:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:05:19,320 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 19:05:19,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:05:19,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971520423] [2024-11-14 19:05:19,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971520423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:05:19,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:05:19,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 19:05:19,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301554808] [2024-11-14 19:05:19,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:05:19,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 19:05:19,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:05:19,322 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 19:05:19,324 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-14 19:05:19,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:19,324 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:05:19,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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 19:05:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:19,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:19,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 19:05:19,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:20,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:20,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:20,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 19:05:20,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 19:05:20,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 19:05:20,478 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 19:05:20,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:05:20,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1293051994, now seen corresponding path program 2 times [2024-11-14 19:05:20,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:05:20,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056738103] [2024-11-14 19:05:20,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:05:20,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:05:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:05:20,727 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 19:05:20,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:05:20,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056738103] [2024-11-14 19:05:20,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056738103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:05:20,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:05:20,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 19:05:20,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629693506] [2024-11-14 19:05:20,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:05:20,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 19:05:20,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:05:20,729 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 19:05:20,729 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 19:05:20,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:20,729 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:05:20,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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 19:05:20,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:20,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:20,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 19:05:20,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 19:05:20,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:21,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:21,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:21,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 19:05:21,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 19:05:21,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:21,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 19:05:21,235 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 19:05:21,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 19:05:21,235 INFO L85 PathProgramCache]: Analyzing trace with hash 844188773, now seen corresponding path program 1 times [2024-11-14 19:05:21,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 19:05:21,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520208521] [2024-11-14 19:05:21,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 19:05:21,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 19:05:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 19:05:21,446 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 19:05:21,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 19:05:21,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520208521] [2024-11-14 19:05:21,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520208521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 19:05:21,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 19:05:21,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 19:05:21,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439187180] [2024-11-14 19:05:21,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 19:05:21,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 19:05:21,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 19:05:21,447 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 19:05:21,447 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-14 19:05:21,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:21,448 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 19:05:21,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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 19:05:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 19:05:21,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 19:05:21,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:21,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 19:05:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 19:05:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 19:05:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 19:05:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 19:05:22,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-11-14 19:05:22,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-11-14 19:05:22,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-11-14 19:05:22,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-11-14 19:05:22,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 19:05:22,028 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2024-11-14 19:05:22,030 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 19:05:22,030 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 19:05:22,052 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 19:05:22,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 07:05:22 BasicIcfg [2024-11-14 19:05:22,053 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 19:05:22,054 INFO L158 Benchmark]: Toolchain (without parser) took 7420.20ms. Allocated memory was 100.7MB in the beginning and 247.5MB in the end (delta: 146.8MB). Free memory was 72.0MB in the beginning and 193.5MB in the end (delta: -121.4MB). Peak memory consumption was 155.5MB. Max. memory is 8.0GB. [2024-11-14 19:05:22,054 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 19:05:22,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.14ms. Allocated memory is still 100.7MB. Free memory was 72.0MB in the beginning and 51.7MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-14 19:05:22,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.78ms. Allocated memory is still 100.7MB. Free memory was 51.7MB in the beginning and 49.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 19:05:22,055 INFO L158 Benchmark]: Boogie Preprocessor took 28.07ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 49.0MB in the end (delta: 879.6kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 19:05:22,055 INFO L158 Benchmark]: RCFGBuilder took 370.53ms. Allocated memory is still 100.7MB. Free memory was 49.0MB in the beginning and 36.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 19:05:22,055 INFO L158 Benchmark]: TraceAbstraction took 6540.18ms. Allocated memory was 100.7MB in the beginning and 247.5MB in the end (delta: 146.8MB). Free memory was 36.1MB in the beginning and 193.5MB in the end (delta: -157.3MB). Peak memory consumption was 121.9MB. Max. memory is 8.0GB. [2024-11-14 19:05:22,057 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 426.14ms. Allocated memory is still 100.7MB. Free memory was 72.0MB in the beginning and 51.7MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.78ms. Allocated memory is still 100.7MB. Free memory was 51.7MB in the beginning and 49.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 28.07ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 49.0MB in the end (delta: 879.6kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 370.53ms. Allocated memory is still 100.7MB. Free memory was 49.0MB in the beginning and 36.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 6540.18ms. Allocated memory was 100.7MB in the beginning and 247.5MB in the end (delta: 146.8MB). Free memory was 36.1MB in the beginning and 193.5MB in the end (delta: -157.3MB). Peak memory consumption was 121.9MB. 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: 86200, independent: 83848, independent conditional: 82218, independent unconditional: 1630, dependent: 2352, dependent conditional: 2330, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 85490, independent: 83848, independent conditional: 82218, independent unconditional: 1630, dependent: 1642, dependent conditional: 1620, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 85490, independent: 83848, independent conditional: 82218, independent unconditional: 1630, dependent: 1642, dependent conditional: 1620, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89967, independent: 83848, independent conditional: 82218, independent unconditional: 1630, dependent: 6119, dependent conditional: 6097, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 89967, independent: 83848, independent conditional: 597, independent unconditional: 83251, dependent: 6119, dependent conditional: 644, dependent unconditional: 5475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 89967, independent: 83848, independent conditional: 597, independent unconditional: 83251, dependent: 6119, dependent conditional: 644, dependent unconditional: 5475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1702, independent: 1661, independent conditional: 31, independent unconditional: 1630, dependent: 41, dependent conditional: 19, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1702, independent: 1622, independent conditional: 0, independent unconditional: 1622, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 80, independent: 39, independent conditional: 31, independent unconditional: 8, dependent: 41, dependent conditional: 19, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, independent: 39, independent conditional: 31, independent unconditional: 8, dependent: 41, dependent conditional: 19, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1392, independent: 680, independent conditional: 540, independent unconditional: 140, dependent: 712, dependent conditional: 235, dependent unconditional: 477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 89967, independent: 82187, independent conditional: 566, independent unconditional: 81621, dependent: 6078, dependent conditional: 625, dependent unconditional: 5453, unknown: 1702, unknown conditional: 50, unknown unconditional: 1652] , Statistics on independence cache: Total cache size (in pairs): 1702, Positive cache size: 1661, Positive conditional cache size: 31, Positive unconditional cache size: 1630, Negative cache size: 41, Negative conditional cache size: 19, Negative unconditional cache size: 22, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 87074, Maximal queried relation: 5, Independence queries for same thread: 710, Persistent sets #1 benchmarks: Persistent set computation time: 1.0s, Number of persistent set computation: 3839, Number of trivial persistent sets: 970, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1652, independent: 1630, independent conditional: 0, independent unconditional: 1630, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 86200, independent: 83848, independent conditional: 82218, independent unconditional: 1630, dependent: 2352, dependent conditional: 2330, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 85490, independent: 83848, independent conditional: 82218, independent unconditional: 1630, dependent: 1642, dependent conditional: 1620, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 85490, independent: 83848, independent conditional: 82218, independent unconditional: 1630, dependent: 1642, dependent conditional: 1620, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89967, independent: 83848, independent conditional: 82218, independent unconditional: 1630, dependent: 6119, dependent conditional: 6097, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 89967, independent: 83848, independent conditional: 597, independent unconditional: 83251, dependent: 6119, dependent conditional: 644, dependent unconditional: 5475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 89967, independent: 83848, independent conditional: 597, independent unconditional: 83251, dependent: 6119, dependent conditional: 644, dependent unconditional: 5475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1702, independent: 1661, independent conditional: 31, independent unconditional: 1630, dependent: 41, dependent conditional: 19, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1702, independent: 1622, independent conditional: 0, independent unconditional: 1622, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 80, independent: 39, independent conditional: 31, independent unconditional: 8, dependent: 41, dependent conditional: 19, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, independent: 39, independent conditional: 31, independent unconditional: 8, dependent: 41, dependent conditional: 19, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1392, independent: 680, independent conditional: 540, independent unconditional: 140, dependent: 712, dependent conditional: 235, dependent unconditional: 477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 89967, independent: 82187, independent conditional: 566, independent unconditional: 81621, dependent: 6078, dependent conditional: 625, dependent unconditional: 5453, unknown: 1702, unknown conditional: 50, unknown unconditional: 1652] , Statistics on independence cache: Total cache size (in pairs): 1702, Positive cache size: 1661, Positive conditional cache size: 31, Positive unconditional cache size: 1630, Negative cache size: 41, Negative conditional cache size: 19, Negative unconditional cache size: 22, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 87074, Maximal queried relation: 5, Independence queries for same thread: 710 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 112 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 4.5s, 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: 63, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 404 NumberOfCodeBlocks, 404 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 1081 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 19:05:22,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...