/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-cond-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 15:28:52,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 15:28:52,390 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 15:28:52,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 15:28:52,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 15:28:52,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 15:28:52,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 15:28:52,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 15:28:52,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 15:28:52,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 15:28:52,421 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 15:28:52,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 15:28:52,422 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 15:28:52,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 15:28:52,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 15:28:52,423 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 15:28:52,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 15:28:52,424 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 15:28:52,424 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 15:28:52,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 15:28:52,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 15:28:52,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 15:28:52,424 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 15:28:52,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 15:28:52,425 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 15:28:52,425 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 15:28:52,425 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 15:28:52,425 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 15:28:52,425 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 15:28:52,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 15:28:52,426 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 15:28:52,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 15:28:52,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 15:28:52,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 15:28:52,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 15:28:52,661 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 15:28:52,661 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 15:28:52,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-3.wvr.c [2024-04-05 15:28:53,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 15:28:53,789 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 15:28:53,789 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-3.wvr.c [2024-04-05 15:28:53,795 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5bf64de1b/e66d8d1fbe58457daa7383c647560691/FLAGb242c55df [2024-04-05 15:28:53,805 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5bf64de1b/e66d8d1fbe58457daa7383c647560691 [2024-04-05 15:28:53,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 15:28:53,808 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 15:28:53,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 15:28:53,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 15:28:53,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 15:28:53,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:53,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505fb9ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53, skipping insertion in model container [2024-04-05 15:28:53,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:53,831 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 15:28:53,939 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/unroll-cond-3.wvr.c[2641,2654] [2024-04-05 15:28:53,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 15:28:53,951 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 15:28:53,965 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/unroll-cond-3.wvr.c[2641,2654] [2024-04-05 15:28:53,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 15:28:53,995 INFO L206 MainTranslator]: Completed translation [2024-04-05 15:28:53,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53 WrapperNode [2024-04-05 15:28:53,996 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 15:28:53,997 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 15:28:53,997 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 15:28:53,997 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 15:28:54,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,030 INFO L138 Inliner]: procedures = 24, calls = 37, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 165 [2024-04-05 15:28:54,030 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 15:28:54,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 15:28:54,031 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 15:28:54,031 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 15:28:54,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 15:28:54,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 15:28:54,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 15:28:54,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 15:28:54,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (1/1) ... [2024-04-05 15:28:54,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 15:28:54,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:28:54,078 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) [2024-04-05 15:28:54,085 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 [2024-04-05 15:28:54,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 15:28:54,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 15:28:54,124 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 15:28:54,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 15:28:54,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 15:28:54,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 15:28:54,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 15:28:54,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 15:28:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 15:28:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 15:28:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 15:28:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 15:28:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 15:28:54,128 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 15:28:54,250 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 15:28:54,251 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 15:28:54,516 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 15:28:54,525 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 15:28:54,526 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-05 15:28:54,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:28:54 BoogieIcfgContainer [2024-04-05 15:28:54,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 15:28:54,529 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 15:28:54,529 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 15:28:54,533 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 15:28:54,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 03:28:53" (1/3) ... [2024-04-05 15:28:54,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60afca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:28:54, skipping insertion in model container [2024-04-05 15:28:54,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:28:53" (2/3) ... [2024-04-05 15:28:54,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60afca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:28:54, skipping insertion in model container [2024-04-05 15:28:54,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:28:54" (3/3) ... [2024-04-05 15:28:54,534 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-3.wvr.c [2024-04-05 15:28:54,542 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 15:28:54,549 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 15:28:54,550 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 15:28:54,550 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 15:28:54,624 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 15:28:54,653 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 15:28:54,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 15:28:54,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:28:54,656 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) [2024-04-05 15:28:54,664 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 [2024-04-05 15:28:54,689 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 15:28:54,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:28:54,698 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 15:28:54,703 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;@1c5e5fc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-05 15:28:54,703 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-05 15:28:55,295 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 15:28:55,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:28:55,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1629779362, now seen corresponding path program 1 times [2024-04-05 15:28:55,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:28:55,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276325896] [2024-04-05 15:28:55,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:28:55,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:28:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:28:55,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 15:28:55,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:28:55,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276325896] [2024-04-05 15:28:55,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276325896] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 15:28:55,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 15:28:55,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 15:28:55,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542345874] [2024-04-05 15:28:55,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 15:28:55,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 15:28:55,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:28:55,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 15:28:55,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 15:28:55,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:55,596 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:28:55,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 67.5) internal successors, (135), 2 states have internal predecessors, (135), 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) [2024-04-05 15:28:55,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:55,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:55,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 15:28:55,679 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 15:28:55,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:28:55,680 INFO L85 PathProgramCache]: Analyzing trace with hash 344127282, now seen corresponding path program 1 times [2024-04-05 15:28:55,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:28:55,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241626039] [2024-04-05 15:28:55,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:28:55,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:28:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:28:56,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:28:56,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:28:56,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241626039] [2024-04-05 15:28:56,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241626039] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:28:56,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [307200525] [2024-04-05 15:28:56,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:28:56,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:28:56,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:28:56,622 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) [2024-04-05 15:28:56,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 15:28:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:28:56,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 15:28:56,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:28:56,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:28:56,914 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 15:28:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:28:57,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [307200525] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 15:28:57,143 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 15:28:57,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 22 [2024-04-05 15:28:57,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782767533] [2024-04-05 15:28:57,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 15:28:57,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 15:28:57,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:28:57,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 15:28:57,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2024-04-05 15:28:57,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:57,146 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:28:57,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 10.227272727272727) internal successors, (225), 22 states have internal predecessors, (225), 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) [2024-04-05 15:28:57,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:57,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:57,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:57,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 15:28:57,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 15:28:58,077 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 [2024-04-05 15:28:58,077 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 15:28:58,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:28:58,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1869518720, now seen corresponding path program 1 times [2024-04-05 15:28:58,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:28:58,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952281812] [2024-04-05 15:28:58,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:28:58,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:28:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:28:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:28:59,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:28:59,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952281812] [2024-04-05 15:28:59,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952281812] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:28:59,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2046608100] [2024-04-05 15:28:59,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:28:59,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:28:59,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:28:59,057 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:28:59,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 15:28:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:28:59,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 9 conjunts are in the unsatisfiable core [2024-04-05 15:28:59,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:28:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-05 15:28:59,419 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 15:28:59,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2046608100] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 15:28:59,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 15:28:59,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 23 [2024-04-05 15:28:59,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117248052] [2024-04-05 15:28:59,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 15:28:59,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-05 15:28:59,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:28:59,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-05 15:28:59,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=452, Unknown=0, NotChecked=0, Total=506 [2024-04-05 15:28:59,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:59,424 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:28:59,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 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) [2024-04-05 15:28:59,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:59,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 15:28:59,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:59,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:28:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 15:28:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:28:59,614 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 15:28:59,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:28:59,813 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 15:28:59,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:28:59,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1690901813, now seen corresponding path program 1 times [2024-04-05 15:28:59,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:28:59,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127189370] [2024-04-05 15:28:59,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:28:59,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:28:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:29:00,691 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 15:29:00,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:29:00,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127189370] [2024-04-05 15:29:00,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127189370] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:29:00,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741294404] [2024-04-05 15:29:00,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:29:00,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:29:00,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:29:00,693 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:29:00,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 15:29:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:29:00,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-05 15:29:00,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:29:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:29:02,765 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 15:29:04,100 INFO L349 Elim1Store]: treesize reduction 5, result has 91.8 percent of original size [2024-04-05 15:29:04,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 75 [2024-04-05 15:29:04,837 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:29:04,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741294404] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 15:29:04,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 15:29:04,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 29, 25] total 64 [2024-04-05 15:29:04,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748179563] [2024-04-05 15:29:04,838 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 15:29:04,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-04-05 15:29:04,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:29:04,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-04-05 15:29:04,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=3736, Unknown=0, NotChecked=0, Total=4032 [2024-04-05 15:29:04,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:29:04,841 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:29:04,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 8.34375) internal successors, (534), 64 states have internal predecessors, (534), 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) [2024-04-05 15:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 15:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:29:11,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:29:11,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 15:29:11,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:29:11,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-04-05 15:29:11,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 15:29:11,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:29:11,990 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 15:29:11,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:29:11,990 INFO L85 PathProgramCache]: Analyzing trace with hash -363077576, now seen corresponding path program 2 times [2024-04-05 15:29:11,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:29:11,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752093670] [2024-04-05 15:29:11,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:29:11,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:29:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:29:13,834 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 15:29:13,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:29:13,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752093670] [2024-04-05 15:29:13,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752093670] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:29:13,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1521471241] [2024-04-05 15:29:13,835 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 15:29:13,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:29:13,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:29:13,836 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:29:13,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 15:29:14,007 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 15:29:14,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 15:29:14,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 49 conjunts are in the unsatisfiable core [2024-04-05 15:29:14,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:29:15,475 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 15:29:15,475 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 15:29:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 15:29:23,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1521471241] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 15:29:23,808 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 15:29:23,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 28, 28] total 75 [2024-04-05 15:29:23,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713691332] [2024-04-05 15:29:23,809 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 15:29:23,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2024-04-05 15:29:23,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:29:23,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2024-04-05 15:29:23,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=779, Invalid=4771, Unknown=0, NotChecked=0, Total=5550 [2024-04-05 15:29:23,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:29:23,812 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:29:23,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 6.933333333333334) internal successors, (520), 75 states have internal predecessors, (520), 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) [2024-04-05 15:29:23,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:29:23,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 15:29:23,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:29:23,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-04-05 15:29:23,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:30:07,326 WARN L293 SmtUtils]: Spent 15.32s on a formula simplification. DAG size of input: 94 DAG size of output: 85 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:30:27,808 WARN L293 SmtUtils]: Spent 14.46s on a formula simplification. DAG size of input: 81 DAG size of output: 72 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:31:03,714 WARN L293 SmtUtils]: Spent 21.90s on a formula simplification. DAG size of input: 80 DAG size of output: 71 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:31:32,346 WARN L293 SmtUtils]: Spent 14.65s on a formula simplification. DAG size of input: 86 DAG size of output: 77 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:32:17,908 WARN L293 SmtUtils]: Spent 25.13s on a formula simplification. DAG size of input: 89 DAG size of output: 80 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:32:19,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:32:21,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:33:01,676 WARN L293 SmtUtils]: Spent 20.81s on a formula simplification. DAG size of input: 93 DAG size of output: 84 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:33:26,595 WARN L293 SmtUtils]: Spent 12.74s on a formula simplification. DAG size of input: 80 DAG size of output: 71 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:33:41,713 WARN L293 SmtUtils]: Spent 7.22s on a formula simplification. DAG size of input: 76 DAG size of output: 68 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:33:44,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:34:13,885 WARN L293 SmtUtils]: Spent 14.20s on a formula simplification. DAG size of input: 81 DAG size of output: 72 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:34:48,615 WARN L293 SmtUtils]: Spent 17.33s on a formula simplification. DAG size of input: 91 DAG size of output: 83 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:35:02,534 WARN L293 SmtUtils]: Spent 5.78s on a formula simplification. DAG size of input: 78 DAG size of output: 70 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:35:21,368 WARN L293 SmtUtils]: Spent 10.51s on a formula simplification. DAG size of input: 74 DAG size of output: 66 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:35:47,250 WARN L293 SmtUtils]: Spent 15.00s on a formula simplification. DAG size of input: 84 DAG size of output: 76 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:36:06,095 WARN L293 SmtUtils]: Spent 9.96s on a formula simplification. DAG size of input: 79 DAG size of output: 71 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:37:19,720 WARN L293 SmtUtils]: Spent 7.20s on a formula simplification. DAG size of input: 86 DAG size of output: 70 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:37:53,768 WARN L293 SmtUtils]: Spent 12.43s on a formula simplification. DAG size of input: 99 DAG size of output: 84 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:37:54,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:38:31,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:38:32,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:38:34,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-04-05 15:39:45,758 WARN L293 SmtUtils]: Spent 30.04s on a formula simplification. DAG size of input: 134 DAG size of output: 114 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:39:48,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:41:53,092 WARN L293 SmtUtils]: Spent 1.21m on a formula simplification. DAG size of input: 138 DAG size of output: 117 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:43:17,027 WARN L293 SmtUtils]: Spent 51.14s on a formula simplification. DAG size of input: 143 DAG size of output: 127 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 15:43:19,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:43:21,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:43:23,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:43:25,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:43:27,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2024-04-05 15:43:28,490 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 15:43:28,490 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 [2024-04-05 15:43:28,490 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 [2024-04-05 15:43:29,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:43:29,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 15:43:29,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 15:43:29,690 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-04-05 15:43:29,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 [2024-04-05 15:43:29,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-05 15:43:29,701 WARN L619 AbstractCegarLoop]: Verification canceled: while executing Executor. [2024-04-05 15:43:29,703 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-05 15:43:29,703 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-05 15:43:29,703 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-05 15:43:29,706 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-04-05 15:43:29,708 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 15:43:29,708 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 15:43:29,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 03:43:29 BasicIcfg [2024-04-05 15:43:29,710 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 15:43:29,710 INFO L158 Benchmark]: Toolchain (without parser) took 875902.39ms. Allocated memory was 161.5MB in the beginning and 625.0MB in the end (delta: 463.5MB). Free memory was 90.1MB in the beginning and 452.7MB in the end (delta: -362.6MB). Peak memory consumption was 101.7MB. Max. memory is 8.0GB. [2024-04-05 15:43:29,710 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 161.5MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 15:43:29,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 185.44ms. Allocated memory was 161.5MB in the beginning and 289.4MB in the end (delta: 127.9MB). Free memory was 89.9MB in the beginning and 259.2MB in the end (delta: -169.3MB). Peak memory consumption was 19.0MB. Max. memory is 8.0GB. [2024-04-05 15:43:29,711 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.87ms. Allocated memory is still 289.4MB. Free memory was 259.1MB in the beginning and 257.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 15:43:29,711 INFO L158 Benchmark]: Boogie Preprocessor took 20.21ms. Allocated memory is still 289.4MB. Free memory was 257.0MB in the beginning and 255.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 15:43:29,711 INFO L158 Benchmark]: RCFGBuilder took 475.77ms. Allocated memory is still 289.4MB. Free memory was 255.3MB in the beginning and 243.9MB in the end (delta: 11.4MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-04-05 15:43:29,711 INFO L158 Benchmark]: TraceAbstraction took 875181.06ms. Allocated memory was 289.4MB in the beginning and 625.0MB in the end (delta: 335.5MB). Free memory was 242.3MB in the beginning and 452.7MB in the end (delta: -210.4MB). Peak memory consumption was 124.6MB. Max. memory is 8.0GB. [2024-04-05 15:43:29,712 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 161.5MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 185.44ms. Allocated memory was 161.5MB in the beginning and 289.4MB in the end (delta: 127.9MB). Free memory was 89.9MB in the beginning and 259.2MB in the end (delta: -169.3MB). Peak memory consumption was 19.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 32.87ms. Allocated memory is still 289.4MB. Free memory was 259.1MB in the beginning and 257.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.21ms. Allocated memory is still 289.4MB. Free memory was 257.0MB in the beginning and 255.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 475.77ms. Allocated memory is still 289.4MB. Free memory was 255.3MB in the beginning and 243.9MB in the end (delta: 11.4MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 875181.06ms. Allocated memory was 289.4MB in the beginning and 625.0MB in the end (delta: 335.5MB). Free memory was 242.3MB in the beginning and 452.7MB in the end (delta: -210.4MB). Peak memory consumption was 124.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18198, independent: 13737, independent conditional: 12702, independent unconditional: 1035, dependent: 4461, dependent conditional: 3503, dependent unconditional: 958, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13737, independent: 13737, independent conditional: 12702, independent unconditional: 1035, 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: 13737, independent: 13737, independent conditional: 12702, independent unconditional: 1035, 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: 13737, independent: 13737, independent conditional: 12702, independent unconditional: 1035, 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: 13737, independent: 13737, independent conditional: 650, independent unconditional: 13087, 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: 13737, independent: 13737, independent conditional: 644, independent unconditional: 13093, 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: 13737, independent: 13737, independent conditional: 644, independent unconditional: 13093, 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: 1467, independent: 1467, independent conditional: 0, independent unconditional: 1467, 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: 1467, independent: 1467, independent conditional: 0, independent unconditional: 1467, 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: 13737, independent: 12270, independent conditional: 644, independent unconditional: 11626, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1467, unknown conditional: 0, unknown unconditional: 1467] , Statistics on independence cache: Total cache size (in pairs): 1467, Positive cache size: 1467, Positive conditional cache size: 0, Positive unconditional cache size: 1467, 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: 6, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13737, independent: 13737, independent conditional: 650, independent unconditional: 13087, 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: 13737, independent: 13737, independent conditional: 644, independent unconditional: 13093, 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: 13737, independent: 13737, independent conditional: 644, independent unconditional: 13093, 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: 1467, independent: 1467, independent conditional: 0, independent unconditional: 1467, 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: 1467, independent: 1467, independent conditional: 0, independent unconditional: 1467, 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: 13737, independent: 12270, independent conditional: 644, independent unconditional: 11626, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1467, unknown conditional: 0, unknown unconditional: 1467] , Statistics on independence cache: Total cache size (in pairs): 1467, Positive cache size: 1467, Positive conditional cache size: 0, Positive unconditional cache size: 1467, 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: 6 ], Independence queries for same thread: 4461 - TimeoutResultAtElement [Line: 99]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing Executor. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 284 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 875.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 854.4s, 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: 199, 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: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 19.1s InterpolantComputationTime, 1607 NumberOfCodeBlocks, 1607 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2153 ConstructedInterpolants, 71 QuantifiedInterpolants, 28679 SizeOfPredicates, 69 NumberOfNonLiveVariables, 1374 ConjunctsInSsa, 124 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 48/360 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