/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 FORWARD -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 07:04:55,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 07:04:55,127 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 07:04:55,130 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 07:04:55,130 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 07:04:55,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 07:04:55,166 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 07:04:55,167 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 07:04:55,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 07:04:55,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 07:04:55,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 07:04:55,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 07:04:55,171 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 07:04:55,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 07:04:55,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 07:04:55,172 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 07:04:55,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 07:04:55,173 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 07:04:55,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 07:04:55,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 07:04:55,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 07:04:55,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 07:04:55,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 07:04:55,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 07:04:55,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 07:04:55,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 07:04:55,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 07:04:55,175 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 07:04:55,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 07:04:55,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 07:04:55,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 07:04:55,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 07:04:55,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 07:04:55,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 07:04:55,177 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 07:04:55,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 07:04:55,177 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 07:04:55,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 07:04:55,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 07:04:55,177 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD [2024-05-05 07:04:55,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 07:04:55,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 07:04:55,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 07:04:55,373 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 07:04:55,373 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 07:04:55,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c [2024-05-05 07:04:56,599 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 07:04:56,765 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 07:04:56,765 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c [2024-05-05 07:04:56,771 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0278d32d5/89ff5b7982a24385a99da0adf45d93e7/FLAGd48417e7d [2024-05-05 07:04:56,782 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0278d32d5/89ff5b7982a24385a99da0adf45d93e7 [2024-05-05 07:04:56,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 07:04:56,785 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 07:04:56,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 07:04:56,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 07:04:56,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 07:04:56,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:56,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee11e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56, skipping insertion in model container [2024-05-05 07:04:56,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:56,808 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 07:04:56,924 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/parallel-ticket-2.wvr.c[2652,2665] [2024-05-05 07:04:56,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 07:04:56,937 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 07:04:56,951 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/parallel-ticket-2.wvr.c[2652,2665] [2024-05-05 07:04:56,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 07:04:56,963 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 07:04:56,964 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 07:04:56,969 INFO L206 MainTranslator]: Completed translation [2024-05-05 07:04:56,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56 WrapperNode [2024-05-05 07:04:56,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 07:04:56,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 07:04:56,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 07:04:56,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 07:04:56,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:56,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:56,995 INFO L138 Inliner]: procedures = 21, calls = 40, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 123 [2024-05-05 07:04:56,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 07:04:56,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 07:04:56,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 07:04:56,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 07:04:57,002 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,010 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,010 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 07:04:57,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 07:04:57,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 07:04:57,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 07:04:57,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (1/1) ... [2024-05-05 07:04:57,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 07:04:57,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 07:04:57,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-05 07:04:57,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-05 07:04:57,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 07:04:57,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-05 07:04:57,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-05 07:04:57,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-05 07:04:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-05 07:04:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 07:04:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 07:04:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 07:04:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 07:04:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 07:04:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 07:04:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 07:04:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-05 07:04:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 07:04:57,090 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 07:04:57,158 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 07:04:57,160 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 07:04:57,323 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 07:04:57,383 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 07:04:57,383 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 07:04:57,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 07:04:57 BoogieIcfgContainer [2024-05-05 07:04:57,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 07:04:57,386 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 07:04:57,386 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 07:04:57,389 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 07:04:57,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 07:04:56" (1/3) ... [2024-05-05 07:04:57,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca5d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 07:04:57, skipping insertion in model container [2024-05-05 07:04:57,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:04:56" (2/3) ... [2024-05-05 07:04:57,390 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca5d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 07:04:57, skipping insertion in model container [2024-05-05 07:04:57,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 07:04:57" (3/3) ... [2024-05-05 07:04:57,391 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-2.wvr.c [2024-05-05 07:04:57,401 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 07:04:57,410 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 07:04:57,410 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 07:04:57,410 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 07:04:57,466 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-05 07:04:57,505 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 07:04:57,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 07:04:57,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 07:04:57,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-05 07:04:57,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-05 07:04:57,536 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 07:04:57,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 07:04:57,548 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 07:04:57,553 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;@3f35a957, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=FORWARD, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-05 07:04:57,554 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-05 07:04:57,602 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 07:04:57,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 07:04:57,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1566315534, now seen corresponding path program 1 times [2024-05-05 07:04:57,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 07:04:57,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149235648] [2024-05-05 07:04:57,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 07:04:57,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 07:04:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 07:04:57,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 07:04:57,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 07:04:57,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149235648] [2024-05-05 07:04:57,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149235648] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 07:04:57,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 07:04:57,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 07:04:57,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377375732] [2024-05-05 07:04:57,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 07:04:57,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 07:04:57,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 07:04:57,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 07:04:57,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 07:04:57,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:57,956 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 07:04:57,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 07:04:57,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:57,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:57,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 07:04:57,989 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 07:04:57,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 07:04:57,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1501679201, now seen corresponding path program 1 times [2024-05-05 07:04:57,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 07:04:57,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137636611] [2024-05-05 07:04:57,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 07:04:57,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 07:04:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 07:04:58,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 07:04:58,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 07:04:58,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137636611] [2024-05-05 07:04:58,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137636611] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 07:04:58,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 07:04:58,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-05 07:04:58,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004352581] [2024-05-05 07:04:58,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 07:04:58,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-05 07:04:58,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 07:04:58,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-05 07:04:58,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-05-05 07:04:58,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:58,495 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 07:04:58,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 07:04:58,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:58,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:58,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:58,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-05 07:04:58,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 07:04:58,780 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 07:04:58,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 07:04:58,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1938463261, now seen corresponding path program 2 times [2024-05-05 07:04:58,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 07:04:58,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614064870] [2024-05-05 07:04:58,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 07:04:58,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 07:04:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 07:04:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 07:04:58,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 07:04:58,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614064870] [2024-05-05 07:04:58,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614064870] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 07:04:58,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 07:04:58,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 07:04:58,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586763465] [2024-05-05 07:04:58,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 07:04:58,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 07:04:58,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 07:04:58,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 07:04:58,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-05 07:04:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:58,968 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 07:04:58,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 07:04:58,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:58,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-05 07:04:58,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-05 07:04:59,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 07:04:59,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-05 07:04:59,079 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 07:04:59,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 07:04:59,081 INFO L85 PathProgramCache]: Analyzing trace with hash 676456671, now seen corresponding path program 3 times [2024-05-05 07:04:59,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 07:04:59,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694785445] [2024-05-05 07:04:59,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 07:04:59,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 07:04:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 07:04:59,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 07:04:59,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 07:04:59,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694785445] [2024-05-05 07:04:59,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694785445] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 07:04:59,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 07:04:59,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 07:04:59,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247498369] [2024-05-05 07:04:59,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 07:04:59,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 07:04:59,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 07:04:59,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 07:04:59,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-05 07:04:59,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,300 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 07:04:59,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 07:04:59,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-05 07:04:59,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 07:04:59,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-05 07:04:59,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 07:04:59,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 07:04:59,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-05 07:04:59,382 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 07:04:59,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 07:04:59,383 INFO L85 PathProgramCache]: Analyzing trace with hash 509160633, now seen corresponding path program 4 times [2024-05-05 07:04:59,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 07:04:59,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384172786] [2024-05-05 07:04:59,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 07:04:59,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 07:04:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 07:04:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 07:04:59,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 07:04:59,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384172786] [2024-05-05 07:04:59,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384172786] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 07:04:59,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 07:04:59,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 07:04:59,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842787209] [2024-05-05 07:04:59,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 07:04:59,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 07:04:59,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 07:04:59,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-05 07:04:59,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-05 07:04:59,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,615 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 07:04:59,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 07:04:59,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-05 07:04:59,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 07:04:59,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 07:04:59,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 07:04:59,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-05 07:04:59,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 07:04:59,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 07:04:59,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 07:04:59,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-05 07:04:59,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-05 07:04:59,768 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-05 07:04:59,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-05 07:04:59,772 INFO L448 BasicCegarLoop]: Path program histogram: [4, 1] [2024-05-05 07:04:59,774 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 07:04:59,774 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 07:04:59,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 07:04:59 BasicIcfg [2024-05-05 07:04:59,777 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 07:04:59,778 INFO L158 Benchmark]: Toolchain (without parser) took 2993.00ms. Allocated memory was 168.8MB in the beginning and 262.1MB in the end (delta: 93.3MB). Free memory was 96.7MB in the beginning and 208.8MB in the end (delta: -112.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 07:04:59,778 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 168.8MB. Free memory was 135.6MB in the beginning and 135.5MB in the end (delta: 66.6kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 07:04:59,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.75ms. Allocated memory was 168.8MB in the beginning and 218.1MB in the end (delta: 49.3MB). Free memory was 96.6MB in the beginning and 186.3MB in the end (delta: -89.7MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2024-05-05 07:04:59,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.35ms. Allocated memory is still 218.1MB. Free memory was 186.3MB in the beginning and 184.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 07:04:59,779 INFO L158 Benchmark]: Boogie Preprocessor took 16.03ms. Allocated memory is still 218.1MB. Free memory was 184.2MB in the beginning and 183.2MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-05 07:04:59,779 INFO L158 Benchmark]: RCFGBuilder took 371.95ms. Allocated memory is still 218.1MB. Free memory was 183.2MB in the beginning and 165.3MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2024-05-05 07:04:59,779 INFO L158 Benchmark]: TraceAbstraction took 2391.33ms. Allocated memory was 218.1MB in the beginning and 262.1MB in the end (delta: 44.0MB). Free memory was 164.3MB in the beginning and 208.8MB in the end (delta: -44.5MB). Peak memory consumption was 86.4kB. Max. memory is 8.0GB. [2024-05-05 07:04:59,781 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 168.8MB. Free memory was 135.6MB in the beginning and 135.5MB in the end (delta: 66.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 183.75ms. Allocated memory was 168.8MB in the beginning and 218.1MB in the end (delta: 49.3MB). Free memory was 96.6MB in the beginning and 186.3MB in the end (delta: -89.7MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.35ms. Allocated memory is still 218.1MB. Free memory was 186.3MB in the beginning and 184.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.03ms. Allocated memory is still 218.1MB. Free memory was 184.2MB in the beginning and 183.2MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 371.95ms. Allocated memory is still 218.1MB. Free memory was 183.2MB in the beginning and 165.3MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 2391.33ms. Allocated memory was 218.1MB in the beginning and 262.1MB in the end (delta: 44.0MB). Free memory was 164.3MB in the beginning and 208.8MB in the end (delta: -44.5MB). Peak memory consumption was 86.4kB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1446, independent: 1426, independent conditional: 1426, independent unconditional: 0, dependent: 20, dependent conditional: 20, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1435, independent: 1426, independent conditional: 1426, independent unconditional: 0, dependent: 9, dependent conditional: 9, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1435, independent: 1426, independent conditional: 1426, independent unconditional: 0, dependent: 9, dependent conditional: 9, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1435, independent: 1426, independent conditional: 1426, independent unconditional: 0, dependent: 9, dependent conditional: 9, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1461, independent: 1426, independent conditional: 131, independent unconditional: 1295, dependent: 35, dependent conditional: 21, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1461, independent: 1426, independent conditional: 77, independent unconditional: 1349, dependent: 35, dependent conditional: 13, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1461, independent: 1426, independent conditional: 77, independent unconditional: 1349, dependent: 35, dependent conditional: 13, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 177, independent: 167, independent conditional: 15, independent unconditional: 152, dependent: 10, dependent conditional: 6, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 177, independent: 163, independent conditional: 0, independent unconditional: 163, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 14, independent: 4, independent conditional: 2, independent unconditional: 2, dependent: 10, dependent conditional: 6, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 4, independent conditional: 2, independent unconditional: 2, dependent: 10, dependent conditional: 6, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, independent: 26, independent conditional: 0, independent unconditional: 25, dependent: 23, dependent conditional: 14, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1461, independent: 1259, independent conditional: 62, independent unconditional: 1197, dependent: 25, dependent conditional: 7, dependent unconditional: 18, unknown: 177, unknown conditional: 21, unknown unconditional: 156] , Statistics on independence cache: Total cache size (in pairs): 177, Positive cache size: 167, Positive conditional cache size: 15, Positive unconditional cache size: 152, Negative cache size: 10, Negative conditional cache size: 6, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 62, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1461, independent: 1426, independent conditional: 131, independent unconditional: 1295, dependent: 35, dependent conditional: 21, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1461, independent: 1426, independent conditional: 77, independent unconditional: 1349, dependent: 35, dependent conditional: 13, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1461, independent: 1426, independent conditional: 77, independent unconditional: 1349, dependent: 35, dependent conditional: 13, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 177, independent: 167, independent conditional: 15, independent unconditional: 152, dependent: 10, dependent conditional: 6, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 177, independent: 163, independent conditional: 0, independent unconditional: 163, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 14, independent: 4, independent conditional: 2, independent unconditional: 2, dependent: 10, dependent conditional: 6, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 4, independent conditional: 2, independent unconditional: 2, dependent: 10, dependent conditional: 6, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, independent: 26, independent conditional: 0, independent unconditional: 25, dependent: 23, dependent conditional: 14, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1461, independent: 1259, independent conditional: 62, independent unconditional: 1197, dependent: 25, dependent conditional: 7, dependent unconditional: 18, unknown: 177, unknown conditional: 21, unknown unconditional: 156] , Statistics on independence cache: Total cache size (in pairs): 177, Positive cache size: 167, Positive conditional cache size: 15, Positive unconditional cache size: 152, Negative cache size: 10, Negative conditional cache size: 6, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 62 ], Independence queries for same thread: 11 - PositiveResult [Line: 102]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 114 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.7s, 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: 41, 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, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 417 NumberOfCodeBlocks, 417 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 412 ConstructedInterpolants, 0 QuantifiedInterpolants, 1212 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 2, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-05 07:04:59,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-05 07:04:59,999 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 0 Received shutdown request...