/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 IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 23:26:47,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 23:26:47,690 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 23:26:47,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 23:26:47,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 23:26:47,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 23:26:47,712 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 23:26:47,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 23:26:47,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 23:26:47,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 23:26:47,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 23:26:47,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 23:26:47,713 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 23:26:47,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 23:26:47,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 23:26:47,714 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 23:26:47,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 23:26:47,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 23:26:47,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 23:26:47,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 23:26:47,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 23:26:47,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 23:26:47,716 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 23:26:47,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 23:26:47,717 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 23:26:47,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 23:26:47,717 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 23:26:47,717 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 23:26:47,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 23:26:47,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 23:26:47,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 23:26:47,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 23:26:47,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 23:26:47,718 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 23:26:47,718 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 23:26:47,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 23:26:47,719 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 23:26:47,719 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 23:26:47,719 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 23:26:47,719 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-04 23:26:47,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 23:26:47,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 23:26:47,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 23:26:47,908 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-04 23:26:47,908 INFO L274 PluginConnector]: CDTParser initialized [2024-05-04 23:26:47,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2024-05-04 23:26:48,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-04 23:26:49,094 INFO L384 CDTParser]: Found 1 translation units. [2024-05-04 23:26:49,095 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2024-05-04 23:26:49,101 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/19425abf2/1c865b32e8684079be225c944dfd4710/FLAGfa1655e56 [2024-05-04 23:26:49,113 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/19425abf2/1c865b32e8684079be225c944dfd4710 [2024-05-04 23:26:49,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 23:26:49,117 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-04 23:26:49,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-04 23:26:49,117 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-04 23:26:49,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-04 23:26:49,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,123 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f2155f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49, skipping insertion in model container [2024-05-04 23:26:49,123 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,142 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-04 23:26:49,264 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2024-05-04 23:26:49,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 23:26:49,275 INFO L202 MainTranslator]: Completed pre-run [2024-05-04 23:26:49,293 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2024-05-04 23:26:49,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 23:26:49,306 INFO L206 MainTranslator]: Completed translation [2024-05-04 23:26:49,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49 WrapperNode [2024-05-04 23:26:49,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-04 23:26:49,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 23:26:49,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 23:26:49,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 23:26:49,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,336 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 131 [2024-05-04 23:26:49,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 23:26:49,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 23:26:49,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 23:26:49,337 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 23:26:49,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,360 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 23:26:49,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 23:26:49,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 23:26:49,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 23:26:49,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (1/1) ... [2024-05-04 23:26:49,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 23:26:49,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:26:49,397 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) [2024-05-04 23:26:49,405 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 [2024-05-04 23:26:49,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-04 23:26:49,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-04 23:26:49,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-04 23:26:49,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-04 23:26:49,442 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-04 23:26:49,442 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-04 23:26:49,442 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-04 23:26:49,442 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-04 23:26:49,443 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-04 23:26:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-04 23:26:49,443 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-04 23:26:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-04 23:26:49,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-04 23:26:49,443 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-05-04 23:26:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-05-04 23:26:49,443 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-05-04 23:26:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-05-04 23:26:49,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 23:26:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 23:26:49,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-04 23:26:49,445 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-04 23:26:49,526 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 23:26:49,528 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 23:26:49,849 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 23:26:49,859 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 23:26:49,859 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-05-04 23:26:49,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 11:26:49 BoogieIcfgContainer [2024-05-04 23:26:49,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 23:26:49,862 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 23:26:49,863 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 23:26:49,865 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 23:26:49,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 11:26:49" (1/3) ... [2024-05-04 23:26:49,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f82fd60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 11:26:49, skipping insertion in model container [2024-05-04 23:26:49,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:26:49" (2/3) ... [2024-05-04 23:26:49,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f82fd60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 11:26:49, skipping insertion in model container [2024-05-04 23:26:49,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 11:26:49" (3/3) ... [2024-05-04 23:26:49,867 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2024-05-04 23:26:49,874 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 23:26:49,882 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 23:26:49,882 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 23:26:49,882 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 23:26:49,980 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-05-04 23:26:50,019 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 23:26:50,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 23:26:50,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:26:50,025 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) [2024-05-04 23:26:50,026 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 [2024-05-04 23:26:50,072 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 23:26:50,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:26:50,087 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 23:26:50,098 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;@69799939, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-04 23:26:50,098 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-05-04 23:26:53,090 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 4 more)] === [2024-05-04 23:26:53,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:26:53,092 INFO L85 PathProgramCache]: Analyzing trace with hash 418585732, now seen corresponding path program 1 times [2024-05-04 23:26:53,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:26:53,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463849228] [2024-05-04 23:26:53,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:26:53,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:26:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:26:53,330 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-04 23:26:53,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:26:53,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463849228] [2024-05-04 23:26:53,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463849228] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:26:53,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:26:53,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-04 23:26:53,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496136698] [2024-05-04 23:26:53,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:26:53,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-04 23:26:53,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:26:53,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-04 23:26:53,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-04 23:26:53,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:26:53,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:26:53,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 69.5) internal successors, (139), 2 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) [2024-05-04 23:26:53,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:26:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:26:55,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-04 23:26:55,654 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 4 more)] === [2024-05-04 23:26:55,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:26:55,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1062823894, now seen corresponding path program 1 times [2024-05-04 23:26:55,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:26:55,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042447115] [2024-05-04 23:26:55,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:26:55,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:26:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:26:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 29 proven. 21 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-04 23:26:56,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:26:56,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042447115] [2024-05-04 23:26:56,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042447115] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:26:56,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463907985] [2024-05-04 23:26:56,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:26:56,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:26:56,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:26:56,798 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:26:56,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-04 23:26:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:26:56,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 7 conjunts are in the unsatisfiable core [2024-05-04 23:26:56,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:26:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-04 23:26:57,124 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-04 23:26:57,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463907985] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:26:57,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-04 23:26:57,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-05-04 23:26:57,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366343010] [2024-05-04 23:26:57,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:26:57,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-04 23:26:57,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:26:57,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-04 23:26:57,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-05-04 23:26:57,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:26:57,206 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:26:57,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 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) [2024-05-04 23:26:57,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:26:57,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:26:57,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:26:57,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-04 23:26:57,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-04 23:26:57,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-05-04 23:26:57,928 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 4 more)] === [2024-05-04 23:26:57,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:26:57,928 INFO L85 PathProgramCache]: Analyzing trace with hash 591634364, now seen corresponding path program 1 times [2024-05-04 23:26:57,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:26:57,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527452601] [2024-05-04 23:26:57,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:26:57,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2024-05-04 23:41:24,270 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 [2024-05-04 23:41:24,270 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 [2024-05-04 23:41:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-05-04 23:41:25,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-04 23:41:25,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2024-05-04 23:41:25,456 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-05-04 23:41:25,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-04 23:41:25,457 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1527452601] and IpTcStrategyModuleZ3 [1365396571]. [2024-05-04 23:41:25,458 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2024-05-04 23:41:25,458 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-05-04 23:41:25,458 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-05-04 23:41:25,458 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-05-04 23:41:25,458 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-05-04 23:41:25,458 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-05-04 23:41:25,462 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-05-04 23:41:25,464 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-04 23:41:25,464 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-04 23:41:25,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 11:41:25 BasicIcfg [2024-05-04 23:41:25,467 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-04 23:41:25,467 INFO L158 Benchmark]: Toolchain (without parser) took 876350.74ms. Allocated memory was 275.8MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 206.9MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-05-04 23:41:25,468 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 182.5MB. Free memory is still 156.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-04 23:41:25,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.29ms. Allocated memory is still 275.8MB. Free memory was 206.7MB in the beginning and 194.8MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-04 23:41:25,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.41ms. Allocated memory is still 275.8MB. Free memory was 194.8MB in the beginning and 192.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-04 23:41:25,469 INFO L158 Benchmark]: Boogie Preprocessor took 22.57ms. Allocated memory is still 275.8MB. Free memory was 192.7MB in the beginning and 191.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-04 23:41:25,469 INFO L158 Benchmark]: RCFGBuilder took 500.27ms. Allocated memory is still 275.8MB. Free memory was 191.2MB in the beginning and 235.4MB in the end (delta: -44.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-04 23:41:25,469 INFO L158 Benchmark]: TraceAbstraction took 875604.40ms. Allocated memory was 275.8MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 233.9MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-05-04 23:41:25,471 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 182.5MB. Free memory is still 156.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 189.29ms. Allocated memory is still 275.8MB. Free memory was 206.7MB in the beginning and 194.8MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.41ms. Allocated memory is still 275.8MB. Free memory was 194.8MB in the beginning and 192.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.57ms. Allocated memory is still 275.8MB. Free memory was 192.7MB in the beginning and 191.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 500.27ms. Allocated memory is still 275.8MB. Free memory was 191.2MB in the beginning and 235.4MB in the end (delta: -44.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 875604.40ms. Allocated memory was 275.8MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 233.9MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1724158, independent: 1560583, independent conditional: 1560583, independent unconditional: 0, dependent: 163575, dependent conditional: 163575, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 1560583, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 1560583, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 1560583, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 7010, independent unconditional: 1553573, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 6170, independent unconditional: 1554413, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 6170, independent unconditional: 1554413, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1812, independent: 1812, independent conditional: 157, independent unconditional: 1655, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1812, independent: 1812, independent conditional: 0, independent unconditional: 1812, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1560583, independent: 1558771, independent conditional: 6013, independent unconditional: 1552758, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1812, unknown conditional: 157, unknown unconditional: 1655] , Statistics on independence cache: Total cache size (in pairs): 1812, Positive cache size: 1812, Positive conditional cache size: 157, Positive unconditional cache size: 1655, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 840, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 7010, independent unconditional: 1553573, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 6170, independent unconditional: 1554413, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1560583, independent: 1560583, independent conditional: 6170, independent unconditional: 1554413, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1812, independent: 1812, independent conditional: 157, independent unconditional: 1655, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1812, independent: 1812, independent conditional: 0, independent unconditional: 1812, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1560583, independent: 1558771, independent conditional: 6013, independent unconditional: 1552758, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1812, unknown conditional: 157, unknown unconditional: 1655] , Statistics on independence cache: Total cache size (in pairs): 1812, Positive cache size: 1812, Positive conditional cache size: 157, Positive unconditional cache size: 1655, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 840 ], Independence queries for same thread: 163575 - TimeoutResultAtElement [Line: 117]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1527452601] and IpTcStrategyModuleZ3 [1365396571]. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1527452601] and IpTcStrategyModuleZ3 [1365396571]. - TimeoutResultAtElement [Line: 106]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1527452601] and IpTcStrategyModuleZ3 [1365396571]. - 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 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1527452601] and IpTcStrategyModuleZ3 [1365396571]. - 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 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1527452601] and IpTcStrategyModuleZ3 [1365396571]. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1527452601] and IpTcStrategyModuleZ3 [1365396571]. - 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 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1527452601] and IpTcStrategyModuleZ3 [1365396571]. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 195 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 875.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 5.6s, 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: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 473 NumberOfCodeBlocks, 473 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 470 ConstructedInterpolants, 0 QuantifiedInterpolants, 1844 SizeOfPredicates, 7 NumberOfNonLiveVariables, 417 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 144/165 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, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown