/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 RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 12:47:09,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 12:47:09,700 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 12:47:09,705 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 12:47:09,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 12:47:09,728 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 12:47:09,728 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 12:47:09,729 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 12:47:09,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 12:47:09,732 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 12:47:09,733 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 12:47:09,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 12:47:09,733 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 12:47:09,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 12:47:09,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 12:47:09,735 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 12:47:09,735 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 12:47:09,735 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 12:47:09,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 12:47:09,735 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 12:47:09,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 12:47:09,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 12:47:09,737 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 12:47:09,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 12:47:09,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 12:47:09,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 12:47:09,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 12:47:09,738 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 12:47:09,738 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 12:47:09,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 12:47:09,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 12:47:09,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 12:47:09,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 12:47:09,739 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 12:47:09,739 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 12:47:09,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 12:47:09,740 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 12:47:09,740 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 12:47:09,740 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 12:47:09,740 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-04 12:47:09,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 12:47:09,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 12:47:09,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 12:47:09,967 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 12:47:09,968 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 12:47:09,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2024-04-04 12:47:11,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 12:47:11,497 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 12:47:11,497 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2024-04-04 12:47:11,504 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a6d88cb13/16ac53f837224d45af09cf4d2097565c/FLAG495584012 [2024-04-04 12:47:11,525 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a6d88cb13/16ac53f837224d45af09cf4d2097565c [2024-04-04 12:47:11,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 12:47:11,529 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 12:47:11,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 12:47:11,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 12:47:11,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 12:47:11,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11, skipping insertion in model container [2024-04-04 12:47:11,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,559 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 12:47:11,698 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-exp2x6.wvr.c[2453,2466] [2024-04-04 12:47:11,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 12:47:11,708 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 12:47:11,725 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-exp2x6.wvr.c[2453,2466] [2024-04-04 12:47:11,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 12:47:11,738 INFO L206 MainTranslator]: Completed translation [2024-04-04 12:47:11,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11 WrapperNode [2024-04-04 12:47:11,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 12:47:11,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 12:47:11,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 12:47:11,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 12:47:11,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,796 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-04-04 12:47:11,797 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 12:47:11,797 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 12:47:11,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 12:47:11,798 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 12:47:11,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,822 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,831 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 12:47:11,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 12:47:11,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 12:47:11,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 12:47:11,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (1/1) ... [2024-04-04 12:47:11,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 12:47:11,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 12:47:11,889 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) [2024-04-04 12:47:11,932 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 [2024-04-04 12:47:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 12:47:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 12:47:11,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 12:47:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 12:47:11,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 12:47:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 12:47:11,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 12:47:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-04 12:47:11,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-04 12:47:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 12:47:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 12:47:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 12:47:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 12:47:11,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 12:47:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 12:47:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 12:47:11,970 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 12:47:12,086 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 12:47:12,087 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 12:47:12,323 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 12:47:12,333 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 12:47:12,333 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-04 12:47:12,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 12:47:12 BoogieIcfgContainer [2024-04-04 12:47:12,335 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 12:47:12,336 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 12:47:12,337 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 12:47:12,339 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 12:47:12,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 12:47:11" (1/3) ... [2024-04-04 12:47:12,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d22f52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 12:47:12, skipping insertion in model container [2024-04-04 12:47:12,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:47:11" (2/3) ... [2024-04-04 12:47:12,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d22f52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 12:47:12, skipping insertion in model container [2024-04-04 12:47:12,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 12:47:12" (3/3) ... [2024-04-04 12:47:12,341 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x6.wvr.c [2024-04-04 12:47:12,347 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 12:47:12,357 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 12:47:12,357 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 12:47:12,357 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 12:47:12,425 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-04 12:47:12,460 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 12:47:12,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 12:47:12,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 12:47:12,462 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) [2024-04-04 12:47:12,464 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 [2024-04-04 12:47:12,500 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 12:47:12,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 12:47:12,511 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 12:47:12,516 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;@1aa5bf26, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-04 12:47:12,516 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-04 12:47:13,181 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 2 more)] === [2024-04-04 12:47:13,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 12:47:13,184 INFO L85 PathProgramCache]: Analyzing trace with hash 252811122, now seen corresponding path program 1 times [2024-04-04 12:47:13,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 12:47:13,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162945499] [2024-04-04 12:47:13,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 12:47:13,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 12:47:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 12:47:13,473 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-04-04 12:47:13,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 12:47:13,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162945499] [2024-04-04 12:47:13,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162945499] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 12:47:13,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 12:47:13,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 12:47:13,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328110876] [2024-04-04 12:47:13,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 12:47:13,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 12:47:13,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 12:47:13,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 12:47:13,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 12:47:13,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 12:47:13,720 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 12:47:13,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 55.0) internal successors, (110), 2 states have internal predecessors, (110), 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) [2024-04-04 12:47:13,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 12:47:14,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 12:47:14,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 12:47:14,191 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 2 more)] === [2024-04-04 12:47:14,191 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 12:47:14,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1049538358, now seen corresponding path program 1 times [2024-04-04 12:47:14,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 12:47:14,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890449295] [2024-04-04 12:47:14,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 12:47:14,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 12:47:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 12:47:14,836 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-04 12:47:14,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 12:47:14,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890449295] [2024-04-04 12:47:14,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890449295] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 12:47:14,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 12:47:14,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 12:47:14,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677004548] [2024-04-04 12:47:14,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 12:47:14,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 12:47:14,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 12:47:14,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 12:47:14,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-04 12:47:14,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 12:47:14,903 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 12:47:14,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 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) [2024-04-04 12:47:14,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 12:47:14,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 12:47:15,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 12:47:15,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 12:47:15,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 12:47:15,090 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 2 more)] === [2024-04-04 12:47:15,092 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 12:47:15,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1262240100, now seen corresponding path program 1 times [2024-04-04 12:47:15,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 12:47:15,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531126584] [2024-04-04 12:47:15,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 12:47:15,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 12:47:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 12:47:15,856 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 36 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-04 12:47:15,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 12:47:15,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531126584] [2024-04-04 12:47:15,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531126584] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 12:47:15,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1436202474] [2024-04-04 12:47:15,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 12:47:15,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 12:47:15,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 12:47:15,869 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) [2024-04-04 12:47:15,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 12:48:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 12:48:05,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 69 conjunts are in the unsatisfiable core [2024-04-04 12:48:05,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 12:49:18,912 WARN L293 SmtUtils]: Spent 5.44s on a formula simplification that was a NOOP. DAG size: 101 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 12:49:52,460 WARN L293 SmtUtils]: Spent 6.23s on a formula simplification that was a NOOP. DAG size: 104 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 12:50:31,697 WARN L293 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 109 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 12:51:09,944 WARN L293 SmtUtils]: Spent 8.55s on a formula simplification that was a NOOP. DAG size: 112 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 12:52:13,965 WARN L293 SmtUtils]: Spent 13.05s on a formula simplification that was a NOOP. DAG size: 115 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 12:53:35,574 WARN L293 SmtUtils]: Spent 14.90s on a formula simplification that was a NOOP. DAG size: 118 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 12:55:04,455 WARN L293 SmtUtils]: Spent 16.68s on a formula simplification that was a NOOP. DAG size: 123 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 12:56:28,271 WARN L293 SmtUtils]: Spent 16.27s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 12:57:54,511 WARN L293 SmtUtils]: Spent 18.15s on a formula simplification that was a NOOP. DAG size: 131 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 13:00:32,582 WARN L293 SmtUtils]: Spent 38.58s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2024-04-04 13:01:56,103 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 13:01:56,143 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 [2024-04-04 13:01:56,143 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 [2024-04-04 13:01:56,339 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-04 13:01:56,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 13:01:56,540 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,SelfDestructingSolverStorable2 [2024-04-04 13:01:56,540 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates. [2024-04-04 13:01:56,542 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-04 13:01:56,542 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-04 13:01:56,542 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-04 13:01:56,542 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-04 13:01:56,548 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-04-04 13:01:56,550 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 13:01:56,550 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 13:01:56,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 01:01:56 BasicIcfg [2024-04-04 13:01:56,552 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 13:01:56,552 INFO L158 Benchmark]: Toolchain (without parser) took 885023.11ms. Allocated memory was 181.4MB in the beginning and 384.8MB in the end (delta: 203.4MB). Free memory was 103.2MB in the beginning and 332.9MB in the end (delta: -229.6MB). Peak memory consumption was 197.2MB. Max. memory is 8.0GB. [2024-04-04 13:01:56,552 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 181.4MB. Free memory is still 147.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 13:01:56,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.20ms. Allocated memory is still 181.4MB. Free memory was 102.9MB in the beginning and 91.3MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-04 13:01:56,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.88ms. Allocated memory was 181.4MB in the beginning and 286.3MB in the end (delta: 104.9MB). Free memory was 91.3MB in the beginning and 255.9MB in the end (delta: -164.6MB). Peak memory consumption was 6.7MB. Max. memory is 8.0GB. [2024-04-04 13:01:56,553 INFO L158 Benchmark]: Boogie Preprocessor took 36.81ms. Allocated memory is still 286.3MB. Free memory was 255.9MB in the beginning and 254.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-04 13:01:56,553 INFO L158 Benchmark]: RCFGBuilder took 499.86ms. Allocated memory is still 286.3MB. Free memory was 254.4MB in the beginning and 245.9MB in the end (delta: 8.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-04 13:01:56,554 INFO L158 Benchmark]: TraceAbstraction took 884215.34ms. Allocated memory was 286.3MB in the beginning and 384.8MB in the end (delta: 98.6MB). Free memory was 244.4MB in the beginning and 332.9MB in the end (delta: -88.5MB). Peak memory consumption was 232.3MB. Max. memory is 8.0GB. [2024-04-04 13:01:56,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 181.4MB. Free memory is still 147.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 207.20ms. Allocated memory is still 181.4MB. Free memory was 102.9MB in the beginning and 91.3MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.88ms. Allocated memory was 181.4MB in the beginning and 286.3MB in the end (delta: 104.9MB). Free memory was 91.3MB in the beginning and 255.9MB in the end (delta: -164.6MB). Peak memory consumption was 6.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.81ms. Allocated memory is still 286.3MB. Free memory was 255.9MB in the beginning and 254.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 499.86ms. Allocated memory is still 286.3MB. Free memory was 254.4MB in the beginning and 245.9MB in the end (delta: 8.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 884215.34ms. Allocated memory was 286.3MB in the beginning and 384.8MB in the end (delta: 98.6MB). Free memory was 244.4MB in the beginning and 332.9MB in the end (delta: -88.5MB). Peak memory consumption was 232.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 127673, independent: 112970, independent conditional: 112970, independent unconditional: 0, dependent: 14703, dependent conditional: 14702, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 112970, independent: 112970, independent conditional: 112970, 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: 112970, independent: 112970, independent conditional: 112970, 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: 112970, independent: 112970, independent conditional: 112970, 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: 112970, independent: 112970, independent conditional: 2257, independent unconditional: 110713, 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: 112970, independent: 112970, independent conditional: 2097, independent unconditional: 110873, 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: 112970, independent: 112970, independent conditional: 2097, independent unconditional: 110873, 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: 1160, independent: 1160, independent conditional: 83, independent unconditional: 1077, 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: 1160, independent: 1160, independent conditional: 0, independent unconditional: 1160, 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: 112970, independent: 111810, independent conditional: 2014, independent unconditional: 109796, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1160, unknown conditional: 83, unknown unconditional: 1077] , Statistics on independence cache: Total cache size (in pairs): 1160, Positive cache size: 1160, Positive conditional cache size: 83, Positive unconditional cache size: 1077, 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: 160, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112970, independent: 112970, independent conditional: 2257, independent unconditional: 110713, 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: 112970, independent: 112970, independent conditional: 2097, independent unconditional: 110873, 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: 112970, independent: 112970, independent conditional: 2097, independent unconditional: 110873, 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: 1160, independent: 1160, independent conditional: 83, independent unconditional: 1077, 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: 1160, independent: 1160, independent conditional: 0, independent unconditional: 1160, 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: 112970, independent: 111810, independent conditional: 2014, independent unconditional: 109796, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1160, unknown conditional: 83, unknown unconditional: 1077] , Statistics on independence cache: Total cache size (in pairs): 1160, Positive cache size: 1160, Positive conditional cache size: 83, Positive unconditional cache size: 1077, 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: 160 ], Independence queries for same thread: 14703 - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates. - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates. - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates. - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 165 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 884.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.3s, 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: 10, 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, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 248 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 910 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 52/52 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown