/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 50 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe000_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 15:15:23,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 15:15:23,631 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 15:15:23,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 15:15:23,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 15:15:23,658 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 15:15:23,659 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 15:15:23,659 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 15:15:23,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 15:15:23,662 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 15:15:23,663 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 15:15:23,663 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 15:15:23,663 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 15:15:23,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 15:15:23,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 15:15:23,664 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 15:15:23,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 15:15:23,665 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 15:15:23,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 15:15:23,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 15:15:23,665 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 15:15:23,665 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 15:15:23,666 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 15:15:23,667 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 15:15:23,667 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 15:15:23,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 15:15:23,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 15:15:23,667 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 15:15:23,667 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 15:15:23,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 15:15:23,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 15:15:23,669 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 50 [2024-05-06 15:15:23,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 15:15:23,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 15:15:23,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 15:15:23,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 15:15:23,897 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 15:15:23,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_power.oepc.i [2024-05-06 15:15:24,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 15:15:25,070 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 15:15:25,070 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_power.oepc.i [2024-05-06 15:15:25,085 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a331f0a51/e437f099bf924ae59be5e48c440aa436/FLAG9e990d823 [2024-05-06 15:15:25,095 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a331f0a51/e437f099bf924ae59be5e48c440aa436 [2024-05-06 15:15:25,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 15:15:25,097 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 15:15:25,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 15:15:25,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 15:15:25,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 15:15:25,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4518039b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25, skipping insertion in model container [2024-05-06 15:15:25,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,160 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 15:15:25,268 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_power.oepc.i[995,1008] [2024-05-06 15:15:25,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 15:15:25,452 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 15:15:25,463 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_power.oepc.i[995,1008] [2024-05-06 15:15:25,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 15:15:25,597 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 15:15:25,597 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 15:15:25,603 INFO L206 MainTranslator]: Completed translation [2024-05-06 15:15:25,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25 WrapperNode [2024-05-06 15:15:25,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 15:15:25,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 15:15:25,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 15:15:25,605 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 15:15:25,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,664 INFO L138 Inliner]: procedures = 176, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 169 [2024-05-06 15:15:25,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 15:15:25,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 15:15:25,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 15:15:25,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 15:15:25,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,717 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 15:15:25,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 15:15:25,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 15:15:25,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 15:15:25,723 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (1/1) ... [2024-05-06 15:15:25,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 15:15:25,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 15:15:25,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 15:15:25,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 15:15:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 15:15:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 15:15:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 15:15:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 15:15:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 15:15:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 15:15:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-06 15:15:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-06 15:15:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-06 15:15:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-06 15:15:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-06 15:15:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-06 15:15:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 15:15:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 15:15:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 15:15:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 15:15:25,813 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 15:15:25,932 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 15:15:25,934 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 15:15:26,370 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 15:15:26,609 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 15:15:26,609 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 15:15:26,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:15:26 BoogieIcfgContainer [2024-05-06 15:15:26,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 15:15:26,613 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 15:15:26,613 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 15:15:26,616 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 15:15:26,616 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 03:15:25" (1/3) ... [2024-05-06 15:15:26,616 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@168eef3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:15:26, skipping insertion in model container [2024-05-06 15:15:26,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:15:25" (2/3) ... [2024-05-06 15:15:26,617 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@168eef3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:15:26, skipping insertion in model container [2024-05-06 15:15:26,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:15:26" (3/3) ... [2024-05-06 15:15:26,618 INFO L112 eAbstractionObserver]: Analyzing ICFG safe000_power.oepc.i [2024-05-06 15:15:26,626 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 15:15:26,634 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 15:15:26,634 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 15:15:26,634 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 15:15:26,689 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 15:15:26,727 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 15:15:26,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 15:15:26,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 15:15:26,730 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 15:15:26,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 15:15:26,771 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 15:15:26,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:15:26,784 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 15:15:26,790 INFO L357 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, mHoare=true, 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;@35b23824, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 15:15:26,790 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 15:15:26,863 INFO L420 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)] === [2024-05-06 15:15:26,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:15:26,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1011156731, now seen corresponding path program 1 times [2024-05-06 15:15:26,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:15:26,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004000761] [2024-05-06 15:15:26,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:15:26,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:15:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:15:27,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:15:27,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:15:27,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004000761] [2024-05-06 15:15:27,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004000761] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:15:27,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:15:27,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 15:15:27,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930490299] [2024-05-06 15:15:27,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:15:27,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 15:15:27,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:15:27,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 15:15:27,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 15:15:27,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:15:27,249 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:15:27,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 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) [2024-05-06 15:15:27,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:15:27,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:15:27,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 15:15:27,328 INFO L420 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)] === [2024-05-06 15:15:27,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:15:27,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1217659175, now seen corresponding path program 1 times [2024-05-06 15:15:27,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:15:27,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718243096] [2024-05-06 15:15:27,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:15:27,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:15:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:15:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:15:28,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:15:28,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718243096] [2024-05-06 15:15:28,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718243096] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:15:28,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:15:28,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 15:15:28,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445527670] [2024-05-06 15:15:28,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:15:28,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 15:15:28,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:15:28,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 15:15:28,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 15:15:28,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:15:28,007 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:15:28,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 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) [2024-05-06 15:15:28,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:15:28,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:25:43,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-06 15:25:43,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-06 15:25:43,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-06 15:25:43,836 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-05-06 15:25:44,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1933977153, now seen corresponding path program 1 times [2024-05-06 15:25:44,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:25:44,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:25:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:25:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:25:45,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:25:45,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:25:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:25:45,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:25:45,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 15:25:45,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-05-06 15:27:02,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-06 15:27:02,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1323087046, now seen corresponding path program 1 times [2024-05-06 15:27:02,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:27:03,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:27:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:27:03,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:27:03,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:27:03,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:27:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:27:03,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:27:03,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 15:27:03,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2024-05-06 15:28:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:28:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 15:28:29,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable5 [2024-05-06 15:28:29,347 INFO L420 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)] === [2024-05-06 15:28:29,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:28:29,347 INFO L85 PathProgramCache]: Analyzing trace with hash -2021043912, now seen corresponding path program 1 times [2024-05-06 15:28:29,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:28:29,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596321987] [2024-05-06 15:28:29,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:28:29,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:28:29,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:28:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:28:29,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:28:29,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596321987] [2024-05-06 15:28:29,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596321987] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:28:29,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:28:29,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 15:28:29,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150784862] [2024-05-06 15:28:29,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:28:29,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 15:28:29,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:28:29,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 15:28:29,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 15:28:29,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:28:29,656 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:28:29,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 15:28:29,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:28:29,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 15:28:29,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-06 15:29:29,427 WARN L235 SmtUtils]: Removed 2 from assertion stack [2024-05-06 15:29:29,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-06 15:29:29,428 WARN L619 AbstractCegarLoop]: Verification canceled: while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 48ms.. [2024-05-06 15:29:29,430 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-06 15:29:29,430 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 15:29:29,430 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-06 15:29:29,430 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-06 15:29:29,433 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-05-06 15:29:29,434 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: clock still running: ConditionalCommutativityCheckTime at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.getValue(CegarLoopStatisticsGenerator.java:172) at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:60) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:418) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-05-06 15:29:29,436 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/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 [2024-05-06 15:29:29,436 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/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 [2024-05-06 15:29:29,438 INFO L158 Benchmark]: Toolchain (without parser) took 844340.70ms. Allocated memory was 178.3MB in the beginning and 1.1GB in the end (delta: 950.0MB). Free memory was 108.7MB in the beginning and 1.1GB in the end (delta: -961.4MB). Peak memory consumption was 665.1MB. Max. memory is 8.0GB. [2024-05-06 15:29:29,439 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 15:29:29,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 503.72ms. Allocated memory was 178.3MB in the beginning and 294.6MB in the end (delta: 116.4MB). Free memory was 108.6MB in the beginning and 259.6MB in the end (delta: -151.0MB). Peak memory consumption was 29.2MB. Max. memory is 8.0GB. [2024-05-06 15:29:29,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.12ms. Allocated memory is still 294.6MB. Free memory was 259.6MB in the beginning and 256.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-06 15:29:29,443 INFO L158 Benchmark]: Boogie Preprocessor took 56.35ms. Allocated memory is still 294.6MB. Free memory was 256.4MB in the beginning and 253.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-06 15:29:29,445 INFO L158 Benchmark]: RCFGBuilder took 889.01ms. Allocated memory is still 294.6MB. Free memory was 253.8MB in the beginning and 155.8MB in the end (delta: 98.0MB). Peak memory consumption was 97.5MB. Max. memory is 8.0GB. [2024-05-06 15:29:29,445 INFO L158 Benchmark]: TraceAbstraction took 842824.99ms. Allocated memory was 294.6MB in the beginning and 1.1GB in the end (delta: 833.6MB). Free memory was 154.7MB in the beginning and 1.1GB in the end (delta: -915.4MB). Peak memory consumption was 594.0MB. Max. memory is 8.0GB. [2024-05-06 15:29:29,446 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 503.72ms. Allocated memory was 178.3MB in the beginning and 294.6MB in the end (delta: 116.4MB). Free memory was 108.6MB in the beginning and 259.6MB in the end (delta: -151.0MB). Peak memory consumption was 29.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 60.12ms. Allocated memory is still 294.6MB. Free memory was 259.6MB in the beginning and 256.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 56.35ms. Allocated memory is still 294.6MB. Free memory was 256.4MB in the beginning and 253.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 889.01ms. Allocated memory is still 294.6MB. Free memory was 253.8MB in the beginning and 155.8MB in the end (delta: 98.0MB). Peak memory consumption was 97.5MB. Max. memory is 8.0GB. * TraceAbstraction took 842824.99ms. Allocated memory was 294.6MB in the beginning and 1.1GB in the end (delta: 833.6MB). Free memory was 154.7MB in the beginning and 1.1GB in the end (delta: -915.4MB). Peak memory consumption was 594.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1130, independent: 1116, independent conditional: 969, independent unconditional: 147, dependent: 14, dependent conditional: 14, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1124, independent: 1116, independent conditional: 969, independent unconditional: 147, dependent: 8, dependent conditional: 8, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1124, independent: 1116, independent conditional: 969, independent unconditional: 147, dependent: 8, dependent conditional: 8, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1124, independent: 1116, independent conditional: 969, independent unconditional: 147, dependent: 8, dependent conditional: 8, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1141, independent: 1116, independent conditional: 381, independent unconditional: 735, dependent: 25, dependent conditional: 20, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1141, independent: 1116, independent conditional: 110, independent unconditional: 1006, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1141, independent: 1116, independent conditional: 110, independent unconditional: 1006, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 170, independent: 162, independent conditional: 19, independent unconditional: 143, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 170, independent: 161, independent conditional: 0, independent unconditional: 161, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 283, independent: 41, independent conditional: 41, independent unconditional: 0, dependent: 242, dependent conditional: 206, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1141, independent: 954, independent conditional: 91, independent unconditional: 863, dependent: 17, dependent conditional: 13, dependent unconditional: 4, unknown: 170, unknown conditional: 25, unknown unconditional: 145] , Statistics on independence cache: Total cache size (in pairs): 170, Positive cache size: 162, Positive conditional cache size: 19, Positive unconditional cache size: 143, Negative cache size: 8, Negative conditional cache size: 6, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 272, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1141, independent: 1116, independent conditional: 381, independent unconditional: 735, dependent: 25, dependent conditional: 20, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1141, independent: 1116, independent conditional: 110, independent unconditional: 1006, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1141, independent: 1116, independent conditional: 110, independent unconditional: 1006, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 170, independent: 162, independent conditional: 19, independent unconditional: 143, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 170, independent: 161, independent conditional: 0, independent unconditional: 161, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 283, independent: 41, independent conditional: 41, independent unconditional: 0, dependent: 242, dependent conditional: 206, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1141, independent: 954, independent conditional: 91, independent unconditional: 863, dependent: 17, dependent conditional: 13, dependent unconditional: 4, unknown: 170, unknown conditional: 25, unknown unconditional: 145] , Statistics on independence cache: Total cache size (in pairs): 170, Positive cache size: 162, Positive conditional cache size: 19, Positive unconditional cache size: 143, Negative cache size: 8, Negative conditional cache size: 6, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 272 ], Independence queries for same thread: 6 - ExceptionOrErrorResult: AssertionError: clock still running: ConditionalCommutativityCheckTime de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: clock still running: ConditionalCommutativityCheckTime: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.getValue(CegarLoopStatisticsGenerator.java:172) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown