/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 13:09:12,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 13:09:12,407 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 13:09:12,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 13:09:12,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 13:09:12,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 13:09:12,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 13:09:12,443 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 13:09:12,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 13:09:12,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 13:09:12,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 13:09:12,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 13:09:12,444 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 13:09:12,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 13:09:12,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 13:09:12,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 13:09:12,447 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 13:09:12,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 13:09:12,447 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 13:09:12,447 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 13:09:12,447 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 13:09:12,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:09:12,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 13:09:12,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 13:09:12,448 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 13:09:12,448 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 13:09:12,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 13:09:12,448 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 13:09:12,448 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 13:09:12,448 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 13:09:12,448 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 13:09:12,448 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 13:09:12,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 13:09:12,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 13:09:12,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 13:09:12,709 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 13:09:12,711 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 13:09:12,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2024-11-14 13:09:14,027 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 13:09:14,289 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 13:09:14,289 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2024-11-14 13:09:14,298 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0d1d606ec/0bcf27dc78d64cd58c8b0a74af82a5ff/FLAGfd590fff8 [2024-11-14 13:09:14,317 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0d1d606ec/0bcf27dc78d64cd58c8b0a74af82a5ff [2024-11-14 13:09:14,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 13:09:14,324 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 13:09:14,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 13:09:14,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 13:09:14,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 13:09:14,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18900274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14, skipping insertion in model container [2024-11-14 13:09:14,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,350 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 13:09:14,509 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c[2703,2716] [2024-11-14 13:09:14,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:09:14,526 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 13:09:14,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c[2703,2716] [2024-11-14 13:09:14,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:09:14,570 INFO L204 MainTranslator]: Completed translation [2024-11-14 13:09:14,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14 WrapperNode [2024-11-14 13:09:14,571 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 13:09:14,572 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 13:09:14,572 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 13:09:14,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 13:09:14,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,602 INFO L138 Inliner]: procedures = 21, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-14 13:09:14,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 13:09:14,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 13:09:14,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 13:09:14,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 13:09:14,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,633 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 13:09:14,643 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 13:09:14,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 13:09:14,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 13:09:14,648 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (1/1) ... [2024-11-14 13:09:14,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:09:14,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:09:14,680 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 13:09:14,682 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 13:09:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 13:09:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 13:09:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 13:09:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 13:09:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 13:09:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 13:09:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 13:09:14,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 13:09:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 13:09:14,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 13:09:14,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-11-14 13:09:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-11-14 13:09:14,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-11-14 13:09:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-11-14 13:09:14,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 13:09:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 13:09:14,708 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 13:09:14,807 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 13:09:14,809 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 13:09:15,048 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 13:09:15,049 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 13:09:15,065 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 13:09:15,065 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 13:09:15,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:09:15 BoogieIcfgContainer [2024-11-14 13:09:15,066 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 13:09:15,068 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 13:09:15,068 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 13:09:15,074 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 13:09:15,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 01:09:14" (1/3) ... [2024-11-14 13:09:15,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f3c0421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:09:15, skipping insertion in model container [2024-11-14 13:09:15,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:09:14" (2/3) ... [2024-11-14 13:09:15,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f3c0421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:09:15, skipping insertion in model container [2024-11-14 13:09:15,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:09:15" (3/3) ... [2024-11-14 13:09:15,076 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3.wvr.c [2024-11-14 13:09:15,091 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 13:09:15,093 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG bench-exp3x3.wvr.c that has 7 procedures, 141 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 13:09:15,093 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 13:09:15,250 INFO L143 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-11-14 13:09:15,303 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:09:15,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 13:09:15,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:09:15,306 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 13:09:15,309 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 13:09:15,402 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 13:09:15,418 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 13:09:15,424 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;@54dd19a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:09:15,424 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-11-14 13:09:16,229 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 4 more)] === [2024-11-14 13:09:16,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:09:16,238 INFO L85 PathProgramCache]: Analyzing trace with hash 800594595, now seen corresponding path program 1 times [2024-11-14 13:09:16,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:09:16,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122394492] [2024-11-14 13:09:16,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:09:16,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:09:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:09:16,514 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 13:09:16,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:09:16,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122394492] [2024-11-14 13:09:16,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122394492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:09:16,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:09:16,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 13:09:16,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501687010] [2024-11-14 13:09:16,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:09:16,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 13:09:16,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:09:16,545 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 13:09:16,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 13:09:16,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:09:16,548 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:09:16,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 66.5) internal successors, (133), 2 states have internal predecessors, (133), 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 13:09:16,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:09:16,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:09:16,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 13:09:16,623 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 4 more)] === [2024-11-14 13:09:16,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:09:16,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1367076401, now seen corresponding path program 1 times [2024-11-14 13:09:16,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:09:16,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237492965] [2024-11-14 13:09:16,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:09:16,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:09:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:09:18,075 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 13:09:18,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:09:18,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237492965] [2024-11-14 13:09:18,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237492965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:09:18,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:09:18,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 13:09:18,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590672007] [2024-11-14 13:09:18,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:09:18,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 13:09:18,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:09:18,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 13:09:18,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-14 13:09:18,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:09:18,083 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:09:18,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.166666666666668) internal successors, (139), 6 states have internal predecessors, (139), 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 13:09:18,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:09:18,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:09:18,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:09:18,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:09:18,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 13:09:18,356 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 4 more)] === [2024-11-14 13:09:18,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:09:18,356 INFO L85 PathProgramCache]: Analyzing trace with hash 674263871, now seen corresponding path program 1 times [2024-11-14 13:09:18,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:09:18,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939990538] [2024-11-14 13:09:18,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:09:18,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:09:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:09:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:09:37,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:09:37,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939990538] [2024-11-14 13:09:37,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939990538] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:09:37,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087102577] [2024-11-14 13:09:37,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:09:37,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:09:37,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:09:37,736 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 13:09:37,738 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 13:09:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:09:38,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 13:09:38,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:09:53,677 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 13:09:53,677 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:10:08,247 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 13:10:08,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1087102577] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:10:08,247 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:10:08,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 16, 16] total 40 [2024-11-14 13:10:08,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116036923] [2024-11-14 13:10:08,248 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:10:08,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-11-14 13:10:08,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:10:08,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-11-14 13:10:08,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1395, Unknown=2, NotChecked=0, Total=1560 [2024-11-14 13:10:08,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:10:08,251 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:10:08,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 9.175) internal successors, (367), 40 states have internal predecessors, (367), 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 13:10:08,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:10:08,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:10:08,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:10:19,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:10:27,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:10:42,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:10:43,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:10:46,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:10:54,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:10:56,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:06,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:13,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:15,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:24,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:26,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:28,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:31,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:33,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:44,006 WARN L286 SmtUtils]: Spent 6.35s on a formula simplification. DAG size of input: 72 DAG size of output: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:11:46,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:48,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:50,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:55,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:11:57,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:12:05,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:12:21,760 WARN L286 SmtUtils]: Spent 9.67s on a formula simplification. DAG size of input: 86 DAG size of output: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:12:23,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:12:26,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:12:27,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:12:32,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:12:35,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:12:49,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:12:53,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:06,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:09,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:11,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:12,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:14,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:36,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:38,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:43,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:49,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:13:52,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:14:00,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:14:03,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:14:26,579 WARN L286 SmtUtils]: Spent 12.65s on a formula simplification. DAG size of input: 92 DAG size of output: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:14:29,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:14:31,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:14:33,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:14:34,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:14:36,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:10,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:14,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:16,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:18,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:21,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:35,806 WARN L286 SmtUtils]: Spent 5.72s on a formula simplification. DAG size of input: 78 DAG size of output: 59 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:15:37,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:40,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:42,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:44,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:46,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:48,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:15:49,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:16:12,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:16:15,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:16:17,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:16:22,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:18:56,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:18:56,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:18:56,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2024-11-14 13:18:56,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-14 13:18:56,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:18:56,302 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 4 more)] === [2024-11-14 13:18:56,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:18:56,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1035118665, now seen corresponding path program 2 times [2024-11-14 13:18:56,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:18:56,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298777778] [2024-11-14 13:18:56,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:18:56,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:18:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:19:00,346 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 560 proven. 133 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 13:19:00,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:19:00,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298777778] [2024-11-14 13:19:00,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298777778] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:19:00,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1439980111] [2024-11-14 13:19:00,347 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:19:00,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:19:00,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:19:00,349 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 13:19:00,351 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 13:19:29,026 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 13:19:29,027 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:19:29,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 13:19:29,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2024-11-14 13:23:36,994 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 13:23:36,996 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 13:23:36,996 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 13:23:37,652 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-11-14 13:23:37,666 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 13:23:37,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:23:37,853 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 276 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 48 known predicates. [2024-11-14 13:23:37,854 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2024-11-14 13:23:37,854 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-11-14 13:23:37,855 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-11-14 13:23:37,855 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-11-14 13:23:37,855 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-11-14 13:23:37,855 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-11-14 13:23:37,858 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-14 13:23:37,860 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 13:23:37,860 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 13:23:37,876 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 13:23:37,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 01:23:37 BasicIcfg [2024-11-14 13:23:37,877 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 13:23:37,878 INFO L158 Benchmark]: Toolchain (without parser) took 863553.71ms. Allocated memory was 83.9MB in the beginning and 637.5MB in the end (delta: 553.6MB). Free memory was 57.2MB in the beginning and 348.6MB in the end (delta: -291.4MB). Peak memory consumption was 264.8MB. Max. memory is 8.0GB. [2024-11-14 13:23:37,878 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 13:23:37,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.50ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 45.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 13:23:37,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.13ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.7MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 13:23:37,878 INFO L158 Benchmark]: Boogie Preprocessor took 36.97ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 42.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 13:23:37,878 INFO L158 Benchmark]: RCFGBuilder took 422.89ms. Allocated memory is still 83.9MB. Free memory was 42.5MB in the beginning and 27.7MB in the end (delta: 14.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 13:23:37,879 INFO L158 Benchmark]: TraceAbstraction took 862809.21ms. Allocated memory was 83.9MB in the beginning and 637.5MB in the end (delta: 553.6MB). Free memory was 27.3MB in the beginning and 348.6MB in the end (delta: -321.3MB). Peak memory consumption was 235.5MB. Max. memory is 8.0GB. [2024-11-14 13:23:37,880 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 244.50ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 45.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 32.13ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.7MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.97ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 42.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 422.89ms. Allocated memory is still 83.9MB. Free memory was 42.5MB in the beginning and 27.7MB in the end (delta: 14.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 862809.21ms. Allocated memory was 83.9MB in the beginning and 637.5MB in the end (delta: 553.6MB). Free memory was 27.3MB in the beginning and 348.6MB in the end (delta: -321.3MB). Peak memory consumption was 235.5MB. 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: 33273, independent: 30715, independent conditional: 26144, independent unconditional: 4571, dependent: 2558, dependent conditional: 2548, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 26144, independent unconditional: 4571, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 26144, independent unconditional: 4571, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 26144, independent unconditional: 4571, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 0, independent unconditional: 30715, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 0, independent unconditional: 30715, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4454, independent: 4444, independent conditional: 0, independent unconditional: 4444, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4454, independent: 4439, independent conditional: 0, independent unconditional: 4439, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 490, independent: 200, independent conditional: 0, independent unconditional: 200, dependent: 290, dependent conditional: 0, dependent unconditional: 290, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 30725, independent: 26271, independent conditional: 0, independent unconditional: 26271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4454, unknown conditional: 0, unknown unconditional: 4454] , Statistics on independence cache: Total cache size (in pairs): 4454, Positive cache size: 4444, Positive conditional cache size: 0, Positive unconditional cache size: 4444, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 26144, Maximal queried relation: 0, Independence queries for same thread: 2548, Persistent sets #1 benchmarks: Persistent set computation time: 0.6s, Number of persistent set computation: 215, Number of trivial persistent sets: 123, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4581, independent: 4571, independent conditional: 0, independent unconditional: 4571, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33273, independent: 30715, independent conditional: 26144, independent unconditional: 4571, dependent: 2558, dependent conditional: 2548, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 26144, independent unconditional: 4571, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 26144, independent unconditional: 4571, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 26144, independent unconditional: 4571, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 0, independent unconditional: 30715, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30725, independent: 30715, independent conditional: 0, independent unconditional: 30715, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4454, independent: 4444, independent conditional: 0, independent unconditional: 4444, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4454, independent: 4439, independent conditional: 0, independent unconditional: 4439, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 490, independent: 200, independent conditional: 0, independent unconditional: 200, dependent: 290, dependent conditional: 0, dependent unconditional: 290, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 30725, independent: 26271, independent conditional: 0, independent unconditional: 26271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4454, unknown conditional: 0, unknown unconditional: 4454] , Statistics on independence cache: Total cache size (in pairs): 4454, Positive cache size: 4444, Positive conditional cache size: 0, Positive unconditional cache size: 4444, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 26144, Maximal queried relation: 0, Independence queries for same thread: 2548 - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 276 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 48 known predicates. - TimeoutResultAtElement [Line: 105]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 276 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 48 known predicates. - TimeoutResultAtElement [Line: 100]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 276 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 48 known predicates. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 276 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 48 known predicates. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 276 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 48 known predicates. - TimeoutResultAtElement [Line: 101]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 276 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 48 known predicates. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 276 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 48 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 183 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 862.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 529.0s, 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: 145, 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, 20.2s SatisfiabilityAnalysisTime, 31.2s InterpolantComputationTime, 630 NumberOfCodeBlocks, 630 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 788 ConstructedInterpolants, 0 QuantifiedInterpolants, 6723 SizeOfPredicates, 16 NumberOfNonLiveVariables, 387 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 5/33 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown