/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/queue.line754.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-09-30 05:59:31,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-30 05:59:31,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-30 05:59:31,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-30 05:59:31,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-30 05:59:31,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-30 05:59:31,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-30 05:59:31,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-30 05:59:31,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-30 05:59:31,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-30 05:59:31,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-30 05:59:31,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-30 05:59:31,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-30 05:59:31,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-30 05:59:31,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-30 05:59:31,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-30 05:59:31,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-30 05:59:31,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-30 05:59:31,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-30 05:59:31,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-30 05:59:31,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-30 05:59:31,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-30 05:59:31,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-30 05:59:31,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-30 05:59:31,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-30 05:59:31,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-30 05:59:31,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-30 05:59:31,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-30 05:59:31,739 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-09-30 05:59:31,763 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-30 05:59:31,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-30 05:59:31,764 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-30 05:59:31,764 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-30 05:59:31,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-30 05:59:31,764 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-30 05:59:31,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-30 05:59:31,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-30 05:59:31,765 INFO L138 SettingsManager]: * Use SBE=true [2022-09-30 05:59:31,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-30 05:59:31,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-30 05:59:31,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-30 05:59:31,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-30 05:59:31,767 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-30 05:59:31,768 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-09-30 05:59:31,768 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-30 05:59:31,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-30 05:59:31,768 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-09-30 05:59:31,768 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-09-30 05:59:31,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-09-30 05:59:31,768 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-30 05:59:31,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-30 05:59:31,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-30 05:59:31,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-30 05:59:31,992 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-30 05:59:31,993 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-30 05:59:31,994 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/queue.line754.bpl [2022-09-30 05:59:31,994 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/queue.line754.bpl' [2022-09-30 05:59:32,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-30 05:59:32,039 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-09-30 05:59:32,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-30 05:59:32,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-30 05:59:32,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-30 05:59:32,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/1) ... [2022-09-30 05:59:32,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/1) ... [2022-09-30 05:59:32,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/1) ... [2022-09-30 05:59:32,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/1) ... [2022-09-30 05:59:32,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/1) ... [2022-09-30 05:59:32,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/1) ... [2022-09-30 05:59:32,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/1) ... [2022-09-30 05:59:32,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-30 05:59:32,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-30 05:59:32,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-30 05:59:32,126 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-30 05:59:32,127 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/1) ... [2022-09-30 05:59:32,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-30 05:59:32,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 05:59:32,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-09-30 05:59:32,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-09-30 05:59:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-09-30 05:59:32,186 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-09-30 05:59:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-09-30 05:59:32,186 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-09-30 05:59:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-30 05:59:32,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-30 05:59:32,187 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-30 05:59:32,318 INFO L234 CfgBuilder]: Building ICFG [2022-09-30 05:59:32,319 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-30 05:59:32,859 INFO L275 CfgBuilder]: Performing block encoding [2022-09-30 05:59:32,879 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-30 05:59:32,879 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-09-30 05:59:32,882 INFO L202 PluginConnector]: Adding new model queue.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 05:59:32 BoogieIcfgContainer [2022-09-30 05:59:32,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-30 05:59:32,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-30 05:59:32,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-30 05:59:32,898 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-30 05:59:32,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 05:59:32" (1/2) ... [2022-09-30 05:59:32,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a008e and model type queue.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.09 05:59:32, skipping insertion in model container [2022-09-30 05:59:32,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 05:59:32" (2/2) ... [2022-09-30 05:59:32,904 INFO L112 eAbstractionObserver]: Analyzing ICFG queue.line754.bpl [2022-09-30 05:59:32,909 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-30 05:59:32,915 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-30 05:59:32,915 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-09-30 05:59:32,916 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-30 05:59:33,044 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-09-30 05:59:33,093 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-30 05:59:33,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-30 05:59:33,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 05:59:33,095 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-30 05:59:33,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-09-30 05:59:33,122 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-30 05:59:33,137 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-09-30 05:59:33,141 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;@79059906, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-30 05:59:33,142 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-30 05:59:33,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-09-30 05:59:33,566 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-30 05:59:33,568 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/4) [2022-09-30 05:59:33,581 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-30 05:59:33,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-30 05:59:33,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 05:59:33,583 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-30 05:59:33,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-09-30 05:59:33,587 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-30 05:59:33,587 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-09-30 05:59:33,588 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;@79059906, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-30 05:59:33,588 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-30 05:59:33,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-09-30 05:59:33,605 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-30 05:59:33,608 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2022-09-30 05:59:33,614 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-30 05:59:33,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-30 05:59:33,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 05:59:33,648 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-30 05:59:33,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-09-30 05:59:33,651 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-30 05:59:33,652 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONASSERT ======== [2022-09-30 05:59:33,652 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;@79059906, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-30 05:59:33,652 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-30 05:59:33,652 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-09-30 05:59:33,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-30 05:59:33,653 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-30 05:59:33,653 INFO L307 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONASSERT was SAFE (3/4) [2022-09-30 05:59:33,657 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-30 05:59:33,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-30 05:59:33,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 05:59:33,659 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-30 05:59:33,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-09-30 05:59:33,664 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-30 05:59:33,665 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONASSERT ======== [2022-09-30 05:59:33,665 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;@79059906, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-30 05:59:33,665 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-30 05:59:33,738 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-09-30 05:59:33,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 05:59:33,741 INFO L85 PathProgramCache]: Analyzing trace with hash -2008978879, now seen corresponding path program 1 times [2022-09-30 05:59:33,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 05:59:33,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977495300] [2022-09-30 05:59:33,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 05:59:33,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 05:59:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 05:59:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 05:59:34,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 05:59:34,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977495300] [2022-09-30 05:59:34,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977495300] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 05:59:34,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-30 05:59:34,160 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-30 05:59:34,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447454866] [2022-09-30 05:59:34,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 05:59:34,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-30 05:59:34,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 05:59:34,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-30 05:59:34,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-30 05:59:34,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:34,187 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 05:59:34,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.0) internal successors, (276), 3 states have internal predecessors, (276), 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) [2022-09-30 05:59:34,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:34,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:34,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-30 05:59:34,774 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-09-30 05:59:34,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 05:59:34,774 INFO L85 PathProgramCache]: Analyzing trace with hash 290873614, now seen corresponding path program 1 times [2022-09-30 05:59:34,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 05:59:34,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248872938] [2022-09-30 05:59:34,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 05:59:34,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 05:59:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 05:59:35,000 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 05:59:35,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 05:59:35,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248872938] [2022-09-30 05:59:35,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248872938] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 05:59:35,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-30 05:59:35,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-09-30 05:59:35,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131894187] [2022-09-30 05:59:35,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 05:59:35,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-30 05:59:35,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 05:59:35,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-30 05:59:35,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-09-30 05:59:35,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:35,006 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 05:59:35,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.33333333333333) internal successors, (518), 6 states have internal predecessors, (518), 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) [2022-09-30 05:59:35,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:35,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:36,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:36,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:36,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-30 05:59:36,125 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-09-30 05:59:36,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 05:59:36,125 INFO L85 PathProgramCache]: Analyzing trace with hash -30011511, now seen corresponding path program 1 times [2022-09-30 05:59:36,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 05:59:36,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646946366] [2022-09-30 05:59:36,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 05:59:36,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 05:59:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 05:59:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-09-30 05:59:36,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 05:59:36,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646946366] [2022-09-30 05:59:36,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646946366] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 05:59:36,290 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-30 05:59:36,290 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-09-30 05:59:36,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037209786] [2022-09-30 05:59:36,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 05:59:36,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-30 05:59:36,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 05:59:36,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-30 05:59:36,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-09-30 05:59:36,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:36,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 05:59:36,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 88.5) internal successors, (531), 6 states have internal predecessors, (531), 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) [2022-09-30 05:59:36,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:36,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:36,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:36,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:36,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:36,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-30 05:59:36,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-09-30 05:59:36,601 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-09-30 05:59:36,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 05:59:36,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1666873612, now seen corresponding path program 2 times [2022-09-30 05:59:36,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 05:59:36,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136874847] [2022-09-30 05:59:36,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 05:59:36,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 05:59:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 05:59:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-09-30 05:59:36,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 05:59:36,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136874847] [2022-09-30 05:59:36,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136874847] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 05:59:36,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-30 05:59:36,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-30 05:59:36,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951025301] [2022-09-30 05:59:36,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 05:59:36,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-30 05:59:36,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 05:59:36,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-30 05:59:36,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-30 05:59:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:36,703 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 05:59:36,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 126.5) internal successors, (506), 4 states have internal predecessors, (506), 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) [2022-09-30 05:59:36,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:36,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:36,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-30 05:59:36,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:36,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:36,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:36,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-30 05:59:36,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-30 05:59:36,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-09-30 05:59:36,952 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-09-30 05:59:36,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 05:59:36,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1752113683, now seen corresponding path program 1 times [2022-09-30 05:59:36,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 05:59:36,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482260946] [2022-09-30 05:59:36,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 05:59:36,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 05:59:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 05:59:37,692 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-09-30 05:59:37,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 05:59:37,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482260946] [2022-09-30 05:59:37,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482260946] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 05:59:37,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-30 05:59:37,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-09-30 05:59:37,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884972388] [2022-09-30 05:59:37,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 05:59:37,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-09-30 05:59:37,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 05:59:37,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-09-30 05:59:37,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=408, Unknown=0, NotChecked=0, Total=462 [2022-09-30 05:59:37,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:37,695 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 05:59:37,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 22.954545454545453) internal successors, (505), 22 states have internal predecessors, (505), 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) [2022-09-30 05:59:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-30 05:59:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-30 05:59:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:39,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:39,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:39,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-30 05:59:39,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-30 05:59:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-09-30 05:59:39,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-09-30 05:59:39,657 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-09-30 05:59:39,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 05:59:39,657 INFO L85 PathProgramCache]: Analyzing trace with hash 657657409, now seen corresponding path program 1 times [2022-09-30 05:59:39,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 05:59:39,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695775653] [2022-09-30 05:59:39,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 05:59:39,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 05:59:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 05:59:43,919 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-09-30 05:59:43,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 05:59:43,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695775653] [2022-09-30 05:59:43,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695775653] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-30 05:59:43,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326618775] [2022-09-30 05:59:43,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 05:59:43,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-30 05:59:43,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 05:59:43,922 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-30 05:59:43,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-09-30 05:59:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 05:59:44,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 105 conjunts are in the unsatisfiable core [2022-09-30 05:59:44,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-30 05:59:44,392 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-09-30 05:59:44,574 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-09-30 05:59:44,575 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-09-30 05:59:44,970 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-09-30 05:59:45,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-30 05:59:45,211 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-09-30 05:59:45,758 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-09-30 05:59:45,759 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 22 [2022-09-30 05:59:45,770 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-09-30 05:59:46,027 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-09-30 05:59:46,028 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 28 [2022-09-30 05:59:46,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-09-30 05:59:47,350 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-09-30 05:59:47,351 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 45 [2022-09-30 05:59:47,558 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-09-30 05:59:47,559 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 27 [2022-09-30 05:59:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-30 05:59:47,789 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-09-30 05:59:47,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-09-30 05:59:47,984 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-09-30 05:59:47,985 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-09-30 05:59:47,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326618775] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 05:59:47,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-09-30 05:59:47,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [79] total 116 [2022-09-30 05:59:47,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271300220] [2022-09-30 05:59:47,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 05:59:47,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2022-09-30 05:59:47,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 05:59:47,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2022-09-30 05:59:47,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=585, Invalid=12755, Unknown=0, NotChecked=0, Total=13340 [2022-09-30 05:59:47,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:47,991 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 05:59:47,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 13.23076923076923) internal successors, (516), 39 states have internal predecessors, (516), 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) [2022-09-30 05:59:47,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:47,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:47,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-30 05:59:47,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-30 05:59:47,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-09-30 05:59:47,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 05:59:52,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-30 05:59:52,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-09-30 05:59:52,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-30 05:59:52,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-30 05:59:52,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-09-30 05:59:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-09-30 05:59:52,034 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-09-30 05:59:52,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-30 05:59:52,222 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-09-30 05:59:52,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 05:59:52,222 INFO L85 PathProgramCache]: Analyzing trace with hash 936440765, now seen corresponding path program 1 times [2022-09-30 05:59:52,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 05:59:52,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68023330] [2022-09-30 05:59:52,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 05:59:52,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 05:59:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-09-30 06:11:41,946 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,951 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,965 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,966 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,966 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,967 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 06:11:41,967 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 06:11:41,967 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 06:11:41,967 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 06:11:41,967 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 06:11:41,968 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,968 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,969 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,970 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,970 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,971 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,972 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,972 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,973 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,974 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,974 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,975 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,976 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,977 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,977 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,978 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,979 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,979 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,980 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,981 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,981 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,982 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,983 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,983 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,984 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,985 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,985 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,986 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,986 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,987 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,988 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,988 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,989 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,990 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,990 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,991 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,992 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,992 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,993 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,994 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,994 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,995 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,995 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,996 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,997 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,997 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,998 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:41,999 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,000 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,000 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,001 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,002 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,002 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,003 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,004 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,004 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,004 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,008 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,008 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,008 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-30 06:11:42,013 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-30 06:11:42,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-09-30 06:11:42,013 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 546 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 544 interpolants. [2022-09-30 06:11:42,015 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2022-09-30 06:11:42,015 INFO L307 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONASSERT was TIMEOUT (4/4) [2022-09-30 06:11:42,017 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-30 06:11:42,017 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-30 06:11:42,020 INFO L202 PluginConnector]: Adding new model queue.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.09 06:11:42 BasicIcfg [2022-09-30 06:11:42,020 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-30 06:11:42,021 INFO L158 Benchmark]: Toolchain (without parser) took 729982.10ms. Allocated memory was 181.4MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 134.4MB in the beginning and 633.4MB in the end (delta: -499.1MB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2022-09-30 06:11:42,021 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 181.4MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-30 06:11:42,021 INFO L158 Benchmark]: Boogie Preprocessor took 82.37ms. Allocated memory is still 181.4MB. Free memory was 134.4MB in the beginning and 130.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-09-30 06:11:42,021 INFO L158 Benchmark]: RCFGBuilder took 757.16ms. Allocated memory is still 181.4MB. Free memory was 130.1MB in the beginning and 123.1MB in the end (delta: 7.0MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-09-30 06:11:42,021 INFO L158 Benchmark]: TraceAbstraction took 729136.13ms. Allocated memory was 181.4MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 122.3MB in the beginning and 633.4MB in the end (delta: -511.1MB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2022-09-30 06:11:42,022 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12ms. Allocated memory is still 181.4MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 82.37ms. Allocated memory is still 181.4MB. Free memory was 134.4MB in the beginning and 130.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 757.16ms. Allocated memory is still 181.4MB. Free memory was 130.1MB in the beginning and 123.1MB in the end (delta: 7.0MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 729136.13ms. Allocated memory was 181.4MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 122.3MB in the beginning and 633.4MB in the end (delta: -511.1MB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3783, positive: 3635, positive conditional: 3635, positive unconditional: 0, negative: 148, negative conditional: 148, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3783, positive: 3635, positive conditional: 3635, positive unconditional: 0, negative: 148, negative conditional: 148, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3665, positive: 3635, positive conditional: 0, positive unconditional: 3635, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3588, positive: 3558, positive conditional: 0, positive unconditional: 3558, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3665, positive: 77, positive conditional: 0, positive unconditional: 77, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3588, unknown conditional: 0, unknown unconditional: 3588] , Statistics on independence cache: Total cache size (in pairs): 3588, Positive cache size: 3558, Positive conditional cache size: 0, Positive unconditional cache size: 3558, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30, Independence queries for same thread: 118, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative 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, Independence queries for same thread: 1, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative 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, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 282, positive: 278, positive conditional: 278, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 209629, positive: 205273, positive conditional: 205273, positive unconditional: 0, negative: 4356, negative conditional: 4356, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205636, positive: 205273, positive conditional: 0, positive unconditional: 205273, negative: 363, negative conditional: 0, negative unconditional: 363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11794, positive: 11759, positive conditional: 0, positive unconditional: 11759, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 205636, positive: 193514, positive conditional: 0, positive unconditional: 193514, negative: 328, negative conditional: 0, negative unconditional: 328, unknown: 11794, unknown conditional: 0, unknown unconditional: 11794] , Statistics on independence cache: Total cache size (in pairs): 194, Positive cache size: 194, Positive conditional cache size: 0, Positive unconditional cache size: 194, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 4, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 26480, positive: 25953, positive conditional: 25953, positive unconditional: 0, negative: 527, negative conditional: 527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 209629, positive: 205273, positive conditional: 205273, positive unconditional: 0, negative: 4356, negative conditional: 4356, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205636, positive: 205273, positive conditional: 0, positive unconditional: 205273, negative: 363, negative conditional: 0, negative unconditional: 363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11794, positive: 11759, positive conditional: 0, positive unconditional: 11759, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 205636, positive: 193514, positive conditional: 0, positive unconditional: 193514, negative: 328, negative conditional: 0, negative unconditional: 328, unknown: 11794, unknown conditional: 0, unknown unconditional: 11794] , Statistics on independence cache: Total cache size (in pairs): 4394, Positive cache size: 4381, Positive conditional cache size: 0, Positive unconditional cache size: 4381, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Independence queries for same thread: 483, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 74248, positive: 72894, positive conditional: 72894, positive unconditional: 0, negative: 1354, negative conditional: 1354, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 209629, positive: 205273, positive conditional: 205273, positive unconditional: 0, negative: 4356, negative conditional: 4356, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205636, positive: 205273, positive conditional: 0, positive unconditional: 205273, negative: 363, negative conditional: 0, negative unconditional: 363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11794, positive: 11759, positive conditional: 0, positive unconditional: 11759, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 205636, positive: 193514, positive conditional: 0, positive unconditional: 193514, negative: 328, negative conditional: 0, negative unconditional: 328, unknown: 11794, unknown conditional: 0, unknown unconditional: 11794] , Statistics on independence cache: Total cache size (in pairs): 7489, Positive cache size: 7466, Positive conditional cache size: 0, Positive unconditional cache size: 7466, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23, Independence queries for same thread: 1690, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 20404, positive: 19990, positive conditional: 19990, positive unconditional: 0, negative: 414, negative conditional: 414, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 209629, positive: 205273, positive conditional: 205273, positive unconditional: 0, negative: 4356, negative conditional: 4356, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205636, positive: 205273, positive conditional: 0, positive unconditional: 205273, negative: 363, negative conditional: 0, negative unconditional: 363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11794, positive: 11759, positive conditional: 0, positive unconditional: 11759, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 205636, positive: 193514, positive conditional: 0, positive unconditional: 193514, negative: 328, negative conditional: 0, negative unconditional: 328, unknown: 11794, unknown conditional: 0, unknown unconditional: 11794] , Statistics on independence cache: Total cache size (in pairs): 7596, Positive cache size: 7571, Positive conditional cache size: 0, Positive unconditional cache size: 7571, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25, Independence queries for same thread: 2070, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 20787, positive: 20346, positive conditional: 20346, positive unconditional: 0, negative: 441, negative conditional: 441, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 209629, positive: 205273, positive conditional: 205273, positive unconditional: 0, negative: 4356, negative conditional: 4356, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205636, positive: 205273, positive conditional: 0, positive unconditional: 205273, negative: 363, negative conditional: 0, negative unconditional: 363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11794, positive: 11759, positive conditional: 0, positive unconditional: 11759, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 205636, positive: 193514, positive conditional: 0, positive unconditional: 193514, negative: 328, negative conditional: 0, negative unconditional: 328, unknown: 11794, unknown conditional: 0, unknown unconditional: 11794] , Statistics on independence cache: Total cache size (in pairs): 7780, Positive cache size: 7755, Positive conditional cache size: 0, Positive unconditional cache size: 7755, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25, Independence queries for same thread: 2477, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 38329, positive: 37398, positive conditional: 37398, positive unconditional: 0, negative: 931, negative conditional: 931, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 209629, positive: 205273, positive conditional: 205273, positive unconditional: 0, negative: 4356, negative conditional: 4356, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205636, positive: 205273, positive conditional: 0, positive unconditional: 205273, negative: 363, negative conditional: 0, negative unconditional: 363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11794, positive: 11759, positive conditional: 0, positive unconditional: 11759, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 205636, positive: 193514, positive conditional: 0, positive unconditional: 193514, negative: 328, negative conditional: 0, negative unconditional: 328, unknown: 11794, unknown conditional: 0, unknown unconditional: 11794] , Statistics on independence cache: Total cache size (in pairs): 10661, Positive cache size: 10626, Positive conditional cache size: 0, Positive unconditional cache size: 10626, Negative cache size: 35, Negative conditional cache size: 0, Negative unconditional cache size: 35, Independence queries for same thread: 3352, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 29099, positive: 28414, positive conditional: 28414, positive unconditional: 0, negative: 685, negative conditional: 685, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 209629, positive: 205273, positive conditional: 205273, positive unconditional: 0, negative: 4356, negative conditional: 4356, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205636, positive: 205273, positive conditional: 0, positive unconditional: 205273, negative: 363, negative conditional: 0, negative unconditional: 363, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11794, positive: 11759, positive conditional: 0, positive unconditional: 11759, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 205636, positive: 193514, positive conditional: 0, positive unconditional: 193514, negative: 328, negative conditional: 0, negative unconditional: 328, unknown: 11794, unknown conditional: 0, unknown unconditional: 11794] , Statistics on independence cache: Total cache size (in pairs): 11794, Positive cache size: 11759, Positive conditional cache size: 0, Positive unconditional cache size: 11759, Negative cache size: 35, Negative conditional cache size: 0, Negative unconditional cache size: 35, Independence queries for same thread: 3993, Statistics for Abstraction: - TimeoutResultAtElement [Line: 754]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 546 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 544 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 1034 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 1034 locations, 4 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 error location: t2Err0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 5 procedures, 1034 locations, 4 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 error location: t2Err0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 5 procedures, 1034 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 728.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 8.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 3523 NumberOfCodeBlocks, 3523 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 3516 ConstructedInterpolants, 105 QuantifiedInterpolants, 24398 SizeOfPredicates, 57 NumberOfNonLiveVariables, 1172 ConjunctsInSsa, 105 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 337/339 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown