/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 --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 04:48:27,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 04:48:27,808 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 04:48:27,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 04:48:27,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 04:48:27,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 04:48:27,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 04:48:27,838 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 04:48:27,839 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 04:48:27,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 04:48:27,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 04:48:27,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 04:48:27,842 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 04:48:27,844 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 04:48:27,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 04:48:27,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 04:48:27,844 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 04:48:27,844 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 04:48:27,845 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 04:48:27,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 04:48:27,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 04:48:27,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 04:48:27,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 04:48:27,845 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 04:48:27,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 04:48:27,846 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 04:48:27,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 04:48:27,846 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 04:48:27,846 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 04:48:27,846 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 04:48:27,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 04:48:27,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 04:48:27,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 04:48:27,848 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 04:48:27,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 04:48:27,848 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 04:48:27,848 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 04:48:27,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 04:48:27,848 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 04:48:27,849 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 04:48:27,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 04:48:27,849 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 04:48:28,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 04:48:28,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 04:48:28,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 04:48:28,123 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 04:48:28,123 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 04:48:28,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c [2024-05-03 04:48:29,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 04:48:29,406 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 04:48:29,406 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c [2024-05-03 04:48:29,412 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1e74cd5c8/3b476551c67749f3be9f4322031dc733/FLAG86fc4949a [2024-05-03 04:48:29,422 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1e74cd5c8/3b476551c67749f3be9f4322031dc733 [2024-05-03 04:48:29,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 04:48:29,425 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 04:48:29,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 04:48:29,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 04:48:29,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 04:48:29,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ea64b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29, skipping insertion in model container [2024-05-03 04:48:29,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 04:48:29,577 WARN L239 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] [2024-05-03 04:48:29,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 04:48:29,596 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 04:48:29,613 WARN L239 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] [2024-05-03 04:48:29,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 04:48:29,625 INFO L206 MainTranslator]: Completed translation [2024-05-03 04:48:29,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29 WrapperNode [2024-05-03 04:48:29,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 04:48:29,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 04:48:29,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 04:48:29,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 04:48:29,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,636 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,652 INFO L138 Inliner]: procedures = 21, calls = 40, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 123 [2024-05-03 04:48:29,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 04:48:29,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 04:48:29,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 04:48:29,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 04:48:29,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,681 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 04:48:29,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 04:48:29,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 04:48:29,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 04:48:29,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (1/1) ... [2024-05-03 04:48:29,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 04:48:29,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:48:29,724 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) [2024-05-03 04:48:29,738 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 [2024-05-03 04:48:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 04:48:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-03 04:48:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-03 04:48:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-03 04:48:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-03 04:48:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 04:48:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 04:48:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 04:48:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-03 04:48:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-03 04:48:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 04:48:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 04:48:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-03 04:48:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 04:48:29,791 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 04:48:29,885 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 04:48:29,886 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 04:48:30,055 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 04:48:30,095 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 04:48:30,095 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-03 04:48:30,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 04:48:30 BoogieIcfgContainer [2024-05-03 04:48:30,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 04:48:30,097 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 04:48:30,098 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 04:48:30,100 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 04:48:30,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 04:48:29" (1/3) ... [2024-05-03 04:48:30,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@465bcc96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 04:48:30, skipping insertion in model container [2024-05-03 04:48:30,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:48:29" (2/3) ... [2024-05-03 04:48:30,101 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@465bcc96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 04:48:30, skipping insertion in model container [2024-05-03 04:48:30,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 04:48:30" (3/3) ... [2024-05-03 04:48:30,101 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-2.wvr.c [2024-05-03 04:48:30,108 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 04:48:30,114 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 04:48:30,115 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-03 04:48:30,115 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 04:48:30,152 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-03 04:48:30,181 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:48:30,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 04:48:30,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:48:30,184 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) [2024-05-03 04:48:30,185 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 [2024-05-03 04:48:30,219 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 04:48:30,226 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 04:48:30,235 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=LoopsAndPotentialCycles, 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;@5a9da7a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:48:30,235 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 04:48:30,244 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:48:30,265 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 107 states. [2024-05-03 04:48:30,265 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:48:30,268 INFO L78 Accepts]: Start accepts. Automaton has currently 108 states, but on-demand construction may add more states Word has length 85 [2024-05-03 04:48:30,270 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:48:30,270 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:48:30,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:48:30,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1990600950, now seen corresponding path program 1 times [2024-05-03 04:48:30,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:48:30,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070062741] [2024-05-03 04:48:30,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:48:30,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:48:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:48:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:48:30,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:48:30,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070062741] [2024-05-03 04:48:30,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070062741] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:48:30,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:48:30,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 04:48:30,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740013424] [2024-05-03 04:48:30,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:48:30,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 04:48:30,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:48:30,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 04:48:30,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 04:48:30,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:30,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:48:30,519 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) [2024-05-03 04:48:30,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:30,520 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:48:30,575 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 109 states. [2024-05-03 04:48:30,576 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:48:30,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:30,576 INFO L78 Accepts]: Start accepts. Automaton has currently 110 states, but on-demand construction may add more states Word has length 83 [2024-05-03 04:48:30,577 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:48:30,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 04:48:30,577 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:48:30,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:48:30,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1384006683, now seen corresponding path program 1 times [2024-05-03 04:48:30,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:48:30,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306655380] [2024-05-03 04:48:30,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:48:30,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:48:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:48:31,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:48:31,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:48:31,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306655380] [2024-05-03 04:48:31,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306655380] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:48:31,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:48:31,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-03 04:48:31,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847395140] [2024-05-03 04:48:31,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:48:31,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-03 04:48:31,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:48:31,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-03 04:48:31,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-05-03 04:48:31,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,202 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:48:31,202 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) [2024-05-03 04:48:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,203 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:48:31,480 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 165 states. [2024-05-03 04:48:31,480 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:48:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:48:31,480 INFO L78 Accepts]: Start accepts. Automaton has currently 166 states, but on-demand construction may add more states Word has length 83 [2024-05-03 04:48:31,481 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:48:31,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 04:48:31,481 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:48:31,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:48:31,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1684539557, now seen corresponding path program 2 times [2024-05-03 04:48:31,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:48:31,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812280351] [2024-05-03 04:48:31,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:48:31,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:48:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:48:31,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:48:31,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:48:31,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812280351] [2024-05-03 04:48:31,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812280351] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:48:31,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:48:31,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 04:48:31,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410189894] [2024-05-03 04:48:31,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:48:31,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 04:48:31,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:48:31,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 04:48:31,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-03 04:48:31,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,628 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:48:31,628 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) [2024-05-03 04:48:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:48:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,628 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:48:31,756 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 219 states. [2024-05-03 04:48:31,757 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:48:31,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:48:31,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:48:31,757 INFO L78 Accepts]: Start accepts. Automaton has currently 220 states, but on-demand construction may add more states Word has length 83 [2024-05-03 04:48:31,760 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:48:31,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-03 04:48:31,760 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:48:31,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:48:31,761 INFO L85 PathProgramCache]: Analyzing trace with hash 451565169, now seen corresponding path program 3 times [2024-05-03 04:48:31,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:48:31,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864048429] [2024-05-03 04:48:31,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:48:31,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:48:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:48:31,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:48:31,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:48:31,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864048429] [2024-05-03 04:48:31,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864048429] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:48:31,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:48:31,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 04:48:31,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197403219] [2024-05-03 04:48:31,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:48:31,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 04:48:31,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:48:31,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 04:48:31,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-03 04:48:31,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,931 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:48:31,931 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) [2024-05-03 04:48:31,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:48:31,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:48:31,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:31,932 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:48:32,064 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 171 states. [2024-05-03 04:48:32,065 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:48:32,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:32,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:48:32,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:48:32,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:48:32,065 INFO L78 Accepts]: Start accepts. Automaton has currently 175 states, but on-demand construction may add more states Word has length 83 [2024-05-03 04:48:32,067 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:48:32,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-03 04:48:32,067 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:48:32,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:48:32,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1530621133, now seen corresponding path program 4 times [2024-05-03 04:48:32,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:48:32,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017184139] [2024-05-03 04:48:32,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:48:32,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:48:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:48:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:48:32,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:48:32,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017184139] [2024-05-03 04:48:32,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017184139] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:48:32,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:48:32,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-03 04:48:32,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715138852] [2024-05-03 04:48:32,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:48:32,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-03 04:48:32,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:48:32,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-03 04:48:32,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-03 04:48:32,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:32,379 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:48:32,379 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) [2024-05-03 04:48:32,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:32,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:48:32,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:48:32,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:48:32,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:32,380 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:48:32,737 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 349 states. [2024-05-03 04:48:32,737 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:48:32,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:48:32,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:48:32,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:48:32,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:48:32,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-03 04:48:32,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 04:48:32,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-03 04:48:32,757 INFO L445 BasicCegarLoop]: Path program histogram: [4, 1] [2024-05-03 04:48:32,758 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2024-05-03 04:48:32,762 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:48:32,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 04:48:32,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:48:32,806 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 04:48:32,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-03 04:48:32,809 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 04:48:32,810 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-03 04:48:32,810 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=LoopsAndPotentialCycles, 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;@5a9da7a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:48:32,811 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 04:48:32,811 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:48:32,813 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 49 states. [2024-05-03 04:48:32,813 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:48:32,813 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-03 04:48:32,814 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 04:48:32,814 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/3) [2024-05-03 04:48:32,820 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:48:32,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 04:48:32,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:48:32,830 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 04:48:32,852 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 04:48:32,852 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-03 04:48:32,853 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=LoopsAndPotentialCycles, 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;@5a9da7a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:48:32,853 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 04:48:32,853 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:48:32,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-05-03 04:48:32,882 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 97 states. [2024-05-03 04:48:32,882 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:48:32,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-03 04:48:32,883 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 04:48:32,883 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/3) [2024-05-03 04:48:32,884 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 04:48:32,884 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 04:48:32,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 04:48:32 BasicIcfg [2024-05-03 04:48:32,887 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 04:48:32,887 INFO L158 Benchmark]: Toolchain (without parser) took 3461.98ms. Allocated memory was 303.0MB in the beginning and 390.1MB in the end (delta: 87.0MB). Free memory was 228.4MB in the beginning and 261.3MB in the end (delta: -32.8MB). Peak memory consumption was 54.2MB. Max. memory is 8.0GB. [2024-05-03 04:48:32,887 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 182.5MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 04:48:32,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.62ms. Allocated memory is still 303.0MB. Free memory was 228.2MB in the beginning and 216.7MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-03 04:48:32,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.92ms. Allocated memory is still 303.0MB. Free memory was 216.7MB in the beginning and 214.8MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-03 04:48:32,888 INFO L158 Benchmark]: Boogie Preprocessor took 30.33ms. Allocated memory is still 303.0MB. Free memory was 214.8MB in the beginning and 213.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-03 04:48:32,888 INFO L158 Benchmark]: RCFGBuilder took 402.26ms. Allocated memory is still 303.0MB. Free memory was 213.5MB in the beginning and 253.5MB in the end (delta: -40.0MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-05-03 04:48:32,888 INFO L158 Benchmark]: TraceAbstraction took 2789.13ms. Allocated memory was 303.0MB in the beginning and 390.1MB in the end (delta: 87.0MB). Free memory was 252.5MB in the beginning and 261.3MB in the end (delta: -8.8MB). Peak memory consumption was 78.3MB. Max. memory is 8.0GB. [2024-05-03 04:48:32,889 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 182.5MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 199.62ms. Allocated memory is still 303.0MB. Free memory was 228.2MB in the beginning and 216.7MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.92ms. Allocated memory is still 303.0MB. Free memory was 216.7MB in the beginning and 214.8MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.33ms. Allocated memory is still 303.0MB. Free memory was 214.8MB in the beginning and 213.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 402.26ms. Allocated memory is still 303.0MB. Free memory was 213.5MB in the beginning and 253.5MB in the end (delta: -40.0MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2789.13ms. Allocated memory was 303.0MB in the beginning and 390.1MB in the end (delta: 87.0MB). Free memory was 252.5MB in the beginning and 261.3MB in the end (delta: -8.8MB). Peak memory consumption was 78.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 460, independent: 439, independent conditional: 439, independent unconditional: 0, dependent: 21, dependent conditional: 21, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 451, independent: 439, independent conditional: 439, independent unconditional: 0, dependent: 12, dependent conditional: 12, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 451, independent: 439, independent conditional: 439, independent unconditional: 0, dependent: 12, dependent conditional: 12, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 497, independent: 439, independent conditional: 0, independent unconditional: 439, dependent: 58, dependent conditional: 46, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 497, independent: 439, independent conditional: 0, independent unconditional: 439, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 497, independent: 439, independent conditional: 0, independent unconditional: 439, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 451, independent: 439, independent conditional: 0, independent unconditional: 439, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 451, independent: 435, independent conditional: 0, independent unconditional: 435, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 16, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 36, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 497, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 451, unknown conditional: 0, unknown unconditional: 451] , Statistics on independence cache: Total cache size (in pairs): 451, Positive cache size: 439, Positive conditional cache size: 0, Positive unconditional cache size: 439, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 46, Maximal queried relation: 5, Independence queries for same thread: 9 - StatisticsResult: Reduction benchmarks 20.5ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 107, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 55.2ms Time before loop, 0.0ms Time in loop, 0.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 109, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 276.1ms Time before loop, 0.0ms Time in loop, 0.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 165, Duplicate States: 0, Protected Variables: 4 - StatisticsResult: Reduction benchmarks 128.0ms Time before loop, 0.0ms Time in loop, 0.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 219, Duplicate States: 0, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 132.7ms Time before loop, 0.0ms Time in loop, 0.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 171, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 356.9ms Time before loop, 0.0ms Time in loop, 0.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 349, Duplicate States: 0, Protected Variables: 8 - StatisticsResult: Visitor Statistics States: 86, Transitions: 85, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 86, Transitions: 87, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 141, Transitions: 145, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 190, Transitions: 200, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 142, Transitions: 150, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 326, Transitions: 350, Traversal time: 0.4s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 3, RedundantProofs: 1, ProvenStates: 50, Times there's more than one choice: 13, Avg number of choices: 1.64 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.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: 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] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Reduction benchmarks 2.0ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 49, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 50, Transitions: 50, Traversal time: 0.0s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 35, independent: 35, independent conditional: 35, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35, independent: 35, independent conditional: 35, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 35, independent: 35, independent conditional: 35, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35, independent: 35, independent conditional: 0, independent unconditional: 35, 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: 35, independent: 35, independent conditional: 0, independent unconditional: 35, 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: 35, independent: 35, independent conditional: 0, independent unconditional: 35, 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: 35, independent: 35, independent conditional: 0, independent unconditional: 35, 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: 35, independent: 35, independent conditional: 0, independent unconditional: 35, 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: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.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: 35, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 35, unknown conditional: 0, unknown unconditional: 35] , Statistics on independence cache: Total cache size (in pairs): 35, Positive cache size: 35, Positive conditional cache size: 0, Positive unconditional cache size: 35, 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: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Reduction benchmarks 28.6ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 97, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 98, Transitions: 98, Traversal time: 0.0s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - 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 for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 5 procedures, 114 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 1.0s, 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, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 417 NumberOfCodeBlocks, 417 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 412 ConstructedInterpolants, 0 QuantifiedInterpolants, 1194 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 114 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 114 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-03 04:48:32,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-05-03 04:48:33,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-05-03 04:48:33,308 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 [2024-05-03 04:48:33,512 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...