/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/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier-loop.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-19 17:05:56,228 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-19 17:05:56,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-19 17:05:56,321 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-19 17:05:56,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-19 17:05:56,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-19 17:05:56,322 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-19 17:05:56,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-19 17:05:56,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-19 17:05:56,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-19 17:05:56,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-19 17:05:56,323 INFO L138 SettingsManager]: * Use SBE=true [2023-05-19 17:05:56,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-19 17:05:56,324 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-19 17:05:56,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-19 17:05:56,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-19 17:05:56,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-19 17:05:56,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-19 17:05:56,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-19 17:05:56,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-19 17:05:56,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 17:05:56,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-19 17:05:56,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-19 17:05:56,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-19 17:05:56,328 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-19 17:05:56,328 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-19 17:05:56,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-19 17:05:56,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-19 17:05:56,328 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-19 17:05:56,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-19 17:05:56,329 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-19 17:05:56,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-19 17:05:56,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-19 17:05:56,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-19 17:05:56,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-19 17:05:56,563 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-19 17:05:56,567 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-19 17:05:56,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier-loop.wvr.bpl [2023-05-19 17:05:56,569 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier-loop.wvr.bpl' [2023-05-19 17:05:56,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-19 17:05:56,594 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-19 17:05:56,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-19 17:05:56,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-19 17:05:56,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-19 17:05:56,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,624 INFO L138 Inliner]: procedures = 7, calls = 6, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-19 17:05:56,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-19 17:05:56,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-19 17:05:56,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-19 17:05:56,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-19 17:05:56,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,641 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-19 17:05:56,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-19 17:05:56,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-19 17:05:56,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-19 17:05:56,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/1) ... [2023-05-19 17:05:56,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 17:05:56,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:05:56,670 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) [2023-05-19 17:05:56,683 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 [2023-05-19 17:05:56,704 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-19 17:05:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-19 17:05:56,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-19 17:05:56,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-19 17:05:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-19 17:05:56,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-19 17:05:56,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-19 17:05:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-19 17:05:56,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-19 17:05:56,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-05-19 17:05:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-19 17:05:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-19 17:05:56,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2023-05-19 17:05:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-19 17:05:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-19 17:05:56,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2023-05-19 17:05:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-19 17:05:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-19 17:05:56,707 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2023-05-19 17:05:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-19 17:05:56,707 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-19 17:05:56,709 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-19 17:05:56,756 INFO L235 CfgBuilder]: Building ICFG [2023-05-19 17:05:56,758 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-19 17:05:56,895 INFO L276 CfgBuilder]: Performing block encoding [2023-05-19 17:05:56,916 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-19 17:05:56,917 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2023-05-19 17:05:56,919 INFO L202 PluginConnector]: Adding new model barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 05:05:56 BoogieIcfgContainer [2023-05-19 17:05:56,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-19 17:05:56,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-19 17:05:56,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-19 17:05:56,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-19 17:05:56,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:05:56" (1/2) ... [2023-05-19 17:05:56,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc71756 and model type barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 05:05:56, skipping insertion in model container [2023-05-19 17:05:56,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 05:05:56" (2/2) ... [2023-05-19 17:05:56,957 INFO L112 eAbstractionObserver]: Analyzing ICFG barrier-loop.wvr.bpl [2023-05-19 17:05:56,964 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-19 17:05:56,972 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-19 17:05:56,973 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-19 17:05:56,973 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-19 17:05:57,069 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-05-19 17:05:57,105 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 17:05:57,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 17:05:57,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:05:57,109 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) [2023-05-19 17:05:57,113 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 [2023-05-19 17:05:57,150 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 17:05:57,166 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork3 ======== [2023-05-19 17:05:57,172 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;@5235c29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 17:05:57,173 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-05-19 17:05:57,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork3Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2023-05-19 17:05:57,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2023-05-19 17:05:57,764 INFO L444 BasicCegarLoop]: Path program histogram: [] [2023-05-19 17:05:57,766 INFO L307 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork3 was SAFE,SAFE (1/3) [2023-05-19 17:05:57,771 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 17:05:57,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 17:05:57,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:05:57,773 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) [2023-05-19 17:05:57,777 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 [2023-05-19 17:05:57,779 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 17:05:57,782 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-19 17:05:57,783 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;@5235c29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 17:05:57,783 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-19 17:05:57,944 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 17:05:57,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:05:57,949 INFO L85 PathProgramCache]: Analyzing trace with hash 223197353, now seen corresponding path program 1 times [2023-05-19 17:05:57,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:05:57,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601143825] [2023-05-19 17:05:57,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:05:57,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:05:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:05:58,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:05:58,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:05:58,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601143825] [2023-05-19 17:05:58,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601143825] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 17:05:58,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 17:05:58,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 17:05:58,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323293223] [2023-05-19 17:05:58,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 17:05:58,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 17:05:58,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:05:58,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 17:05:58,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 17:05:58,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:05:58,262 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:05:58,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2023-05-19 17:05:58,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:05:58,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-19 17:05:58,344 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 17:05:58,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:05:58,346 INFO L85 PathProgramCache]: Analyzing trace with hash -317832464, now seen corresponding path program 2 times [2023-05-19 17:05:58,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:05:58,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706936769] [2023-05-19 17:05:58,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:05:58,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:05:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:05:58,445 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 17:05:58,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:05:58,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706936769] [2023-05-19 17:05:58,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706936769] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 17:05:58,446 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 17:05:58,446 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 17:05:58,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567887128] [2023-05-19 17:05:58,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 17:05:58,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 17:05:58,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:05:58,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 17:05:58,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 17:05:58,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:05:58,449 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:05:58,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2023-05-19 17:05:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:05:58,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-19 17:05:58,524 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 17:05:58,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:05:58,529 INFO L85 PathProgramCache]: Analyzing trace with hash 562122551, now seen corresponding path program 3 times [2023-05-19 17:05:58,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:05:58,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874021278] [2023-05-19 17:05:58,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:05:58,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:05:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:05:58,615 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:05:58,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:05:58,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874021278] [2023-05-19 17:05:58,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874021278] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 17:05:58,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 17:05:58,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 17:05:58,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064847992] [2023-05-19 17:05:58,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 17:05:58,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 17:05:58,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:05:58,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 17:05:58,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 17:05:58,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:05:58,617 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:05:58,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2023-05-19 17:05:58,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:05:58,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-19 17:05:58,827 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 17:05:58,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:05:58,828 INFO L85 PathProgramCache]: Analyzing trace with hash 868636367, now seen corresponding path program 1 times [2023-05-19 17:05:58,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:05:58,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334566119] [2023-05-19 17:05:58,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:05:58,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:05:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:05:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:05:58,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:05:58,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334566119] [2023-05-19 17:05:58,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334566119] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 17:05:58,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 17:05:58,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 17:05:58,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245471761] [2023-05-19 17:05:58,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 17:05:58,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 17:05:58,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:05:58,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 17:05:58,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 17:05:58,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:05:58,891 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:05:58,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2023-05-19 17:05:58,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:05:58,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:05:58,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-19 17:05:58,974 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 17:05:58,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:05:58,974 INFO L85 PathProgramCache]: Analyzing trace with hash 65018089, now seen corresponding path program 1 times [2023-05-19 17:05:58,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:05:58,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596637817] [2023-05-19 17:05:58,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:05:58,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:05:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:05:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 17:05:59,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:05:59,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596637817] [2023-05-19 17:05:59,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596637817] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:05:59,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1724932733] [2023-05-19 17:05:59,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:05:59,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:05:59,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:05:59,794 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:05:59,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-19 17:05:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:05:59,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2023-05-19 17:05:59,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:06:00,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 17:06:00,355 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:06:00,688 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 17:06:00,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1724932733] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:06:00,689 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:06:00,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 16 [2023-05-19 17:06:00,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163590307] [2023-05-19 17:06:00,691 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:06:00,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-05-19 17:06:00,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:06:00,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-05-19 17:06:00,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=241, Unknown=0, NotChecked=0, Total=272 [2023-05-19 17:06:00,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:06:00,696 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:06:00,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.235294117647059) internal successors, (55), 16 states have internal predecessors, (55), 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) [2023-05-19 17:06:00,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:06:00,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:06:00,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:06:00,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:06:00,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:06:01,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:06:01,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:06:01,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:06:01,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 17:06:01,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-19 17:06:01,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-05-19 17:06:01,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:06:01,951 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 17:06:01,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:06:01,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1102482799, now seen corresponding path program 2 times [2023-05-19 17:06:01,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:06:01,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514206149] [2023-05-19 17:06:01,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:06:01,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:06:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-19 17:06:01,963 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-19 17:06:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-19 17:06:01,992 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-19 17:06:01,992 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-19 17:06:01,992 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining) [2023-05-19 17:06:01,992 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-19 17:06:01,993 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-19 17:06:01,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-19 17:06:01,995 INFO L444 BasicCegarLoop]: Path program histogram: [3, 2, 1] [2023-05-19 17:06:01,995 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/3) [2023-05-19 17:06:02,000 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-19 17:06:02,001 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-19 17:06:02,053 INFO L202 PluginConnector]: Adding new model barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.05 05:06:02 BasicIcfg [2023-05-19 17:06:02,053 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-19 17:06:02,053 INFO L158 Benchmark]: Toolchain (without parser) took 5459.68ms. Allocated memory was 178.3MB in the beginning and 218.1MB in the end (delta: 39.8MB). Free memory was 136.1MB in the beginning and 175.2MB in the end (delta: -39.1MB). Peak memory consumption was 2.5MB. Max. memory is 8.0GB. [2023-05-19 17:06:02,054 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 178.3MB. Free memory was 137.4MB in the beginning and 137.3MB in the end (delta: 81.0kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-19 17:06:02,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.68ms. Allocated memory is still 178.3MB. Free memory was 136.0MB in the beginning and 134.5MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-19 17:06:02,054 INFO L158 Benchmark]: Boogie Preprocessor took 16.68ms. Allocated memory is still 178.3MB. Free memory was 134.4MB in the beginning and 133.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-19 17:06:02,054 INFO L158 Benchmark]: RCFGBuilder took 275.57ms. Allocated memory is still 178.3MB. Free memory was 133.2MB in the beginning and 122.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-05-19 17:06:02,055 INFO L158 Benchmark]: TraceAbstraction took 5119.24ms. Allocated memory was 178.3MB in the beginning and 218.1MB in the end (delta: 39.8MB). Free memory was 121.3MB in the beginning and 175.2MB in the end (delta: -53.9MB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-19 17:06:02,056 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 0.14ms. Allocated memory is still 178.3MB. Free memory was 137.4MB in the beginning and 137.3MB in the end (delta: 81.0kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.68ms. Allocated memory is still 178.3MB. Free memory was 136.0MB in the beginning and 134.5MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.68ms. Allocated memory is still 178.3MB. Free memory was 134.4MB in the beginning and 133.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 275.57ms. Allocated memory is still 178.3MB. Free memory was 133.2MB in the beginning and 122.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 5119.24ms. Allocated memory was 178.3MB in the beginning and 218.1MB in the end (delta: 39.8MB). Free memory was 121.3MB in the beginning and 175.2MB in the end (delta: -53.9MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6060, independent: 5827, independent conditional: 1547, independent unconditional: 4280, dependent: 233, dependent conditional: 202, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 1547, independent unconditional: 4280, dependent: 70, dependent conditional: 39, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 1547, independent unconditional: 4280, dependent: 70, dependent conditional: 39, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 0, independent unconditional: 5827, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 0, independent unconditional: 5827, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 0, independent unconditional: 5827, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3592, independent: 3561, independent conditional: 0, independent unconditional: 3561, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3592, independent: 3539, independent conditional: 0, independent unconditional: 3539, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 53, independent: 22, independent conditional: 0, independent unconditional: 22, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, independent: 22, independent conditional: 0, independent unconditional: 22, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 233, independent: 67, independent conditional: 0, independent unconditional: 67, dependent: 166, dependent conditional: 0, dependent unconditional: 166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5897, independent: 2266, independent conditional: 0, independent unconditional: 2266, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 3592, unknown conditional: 0, unknown unconditional: 3592] , Statistics on independence cache: Total cache size (in pairs): 3592, Positive cache size: 3561, Positive conditional cache size: 0, Positive unconditional cache size: 3561, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 163 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 346, Number of trivial persistent sets: 220, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4311, independent: 4280, independent conditional: 0, independent unconditional: 4280, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6060, independent: 5827, independent conditional: 1547, independent unconditional: 4280, dependent: 233, dependent conditional: 202, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 1547, independent unconditional: 4280, dependent: 70, dependent conditional: 39, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 1547, independent unconditional: 4280, dependent: 70, dependent conditional: 39, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 0, independent unconditional: 5827, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 0, independent unconditional: 5827, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5897, independent: 5827, independent conditional: 0, independent unconditional: 5827, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3592, independent: 3561, independent conditional: 0, independent unconditional: 3561, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3592, independent: 3539, independent conditional: 0, independent unconditional: 3539, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 53, independent: 22, independent conditional: 0, independent unconditional: 22, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, independent: 22, independent conditional: 0, independent unconditional: 22, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 233, independent: 67, independent conditional: 0, independent unconditional: 67, dependent: 166, dependent conditional: 0, dependent unconditional: 166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5897, independent: 2266, independent conditional: 0, independent unconditional: 2266, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 3592, unknown conditional: 0, unknown unconditional: 3592] , Statistics on independence cache: Total cache size (in pairs): 3592, Positive cache size: 3561, Positive conditional cache size: 0, Positive unconditional cache size: 3561, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 163 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14216, independent: 13041, independent conditional: 7531, independent unconditional: 5510, dependent: 1175, dependent conditional: 1127, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13312, independent: 13041, independent conditional: 7531, independent unconditional: 5510, dependent: 271, dependent conditional: 223, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13312, independent: 13041, independent conditional: 7531, independent unconditional: 5510, dependent: 271, dependent conditional: 223, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13927, independent: 13041, independent conditional: 30, independent unconditional: 13011, dependent: 886, dependent conditional: 585, dependent unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13927, independent: 13041, independent conditional: 30, independent unconditional: 13011, dependent: 886, dependent conditional: 89, dependent unconditional: 797, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13927, independent: 13041, independent conditional: 30, independent unconditional: 13011, dependent: 886, dependent conditional: 89, dependent unconditional: 797, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4526, independent: 4473, independent conditional: 2, independent unconditional: 4471, dependent: 53, dependent conditional: 5, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4526, independent: 4438, independent conditional: 0, independent unconditional: 4438, dependent: 88, dependent conditional: 0, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 88, independent: 35, independent conditional: 2, independent unconditional: 33, dependent: 53, dependent conditional: 5, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, independent: 35, independent conditional: 2, independent unconditional: 33, dependent: 53, dependent conditional: 5, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 134, independent: 42, independent conditional: 1, independent unconditional: 41, dependent: 91, dependent conditional: 8, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 13927, independent: 8568, independent conditional: 28, independent unconditional: 8540, dependent: 833, dependent conditional: 84, dependent unconditional: 749, unknown: 4526, unknown conditional: 7, unknown unconditional: 4519] , Statistics on independence cache: Total cache size (in pairs): 4526, Positive cache size: 4473, Positive conditional cache size: 2, Positive unconditional cache size: 4471, Negative cache size: 53, Negative conditional cache size: 5, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 496, Maximal queried relation: 4, Independence queries for same thread: 904 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 717, Number of trivial persistent sets: 709, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5558, independent: 5510, independent conditional: 0, independent unconditional: 5510, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14216, independent: 13041, independent conditional: 7531, independent unconditional: 5510, dependent: 1175, dependent conditional: 1127, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13312, independent: 13041, independent conditional: 7531, independent unconditional: 5510, dependent: 271, dependent conditional: 223, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13312, independent: 13041, independent conditional: 7531, independent unconditional: 5510, dependent: 271, dependent conditional: 223, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13927, independent: 13041, independent conditional: 30, independent unconditional: 13011, dependent: 886, dependent conditional: 585, dependent unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13927, independent: 13041, independent conditional: 30, independent unconditional: 13011, dependent: 886, dependent conditional: 89, dependent unconditional: 797, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13927, independent: 13041, independent conditional: 30, independent unconditional: 13011, dependent: 886, dependent conditional: 89, dependent unconditional: 797, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4526, independent: 4473, independent conditional: 2, independent unconditional: 4471, dependent: 53, dependent conditional: 5, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4526, independent: 4438, independent conditional: 0, independent unconditional: 4438, dependent: 88, dependent conditional: 0, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 88, independent: 35, independent conditional: 2, independent unconditional: 33, dependent: 53, dependent conditional: 5, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, independent: 35, independent conditional: 2, independent unconditional: 33, dependent: 53, dependent conditional: 5, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 134, independent: 42, independent conditional: 1, independent unconditional: 41, dependent: 91, dependent conditional: 8, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 13927, independent: 8568, independent conditional: 28, independent unconditional: 8540, dependent: 833, dependent conditional: 84, dependent unconditional: 749, unknown: 4526, unknown conditional: 7, unknown unconditional: 4519] , Statistics on independence cache: Total cache size (in pairs): 4526, Positive cache size: 4473, Positive conditional cache size: 2, Positive unconditional cache size: 4471, Negative cache size: 53, Negative conditional cache size: 5, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 496, Maximal queried relation: 4, Independence queries for same thread: 904 - CounterExampleResult [Line: 121]: assertion can be violated assertion can be violated We found a FailurePath: [L115] 0 assume x_0 == x_8 && y_1 == y_9; VAL [x_0=-3, x_8=-3, y_1=-3, y_9=-3] [L116] FORK 0 fork 1 thread1(); VAL [x_0=-3, x_8=-3, y_1=-3, y_9=-3] [L60] 1 f1_2 := false; [L61] 1 f2_3 := false; VAL [f1_2=false, f2_3=false, x_0=-3, x_8=-3, y_1=-3, y_9=-3] [L117] FORK 0 fork 4, 4, 4, 4 thread4(); VAL [f1_2=false, f2_3=false, x_0=-3, x_8=-3, y_1=-3, y_9=-3] [L63] FORK 1 fork 2, 2 thread2(); VAL [f1_2=false, f2_3=false, x_0=-3, x_8=-3, y_1=-3, y_9=-3] [L30] 3 temp_4 := x_0; VAL [f1_2=false, f2_3=false, temp_4=-3, x_0=-3, x_8=-3, y_1=-3, y_9=-3] [L103] 2 f1_10 := false; [L104] 2 f2_11 := false; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-3, x_0=-3, x_8=-3, y_1=-3, y_9=-3] [L64] FORK 1 fork 3, 3, 3 thread3(); VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-3, x_0=-3, x_8=-3, y_1=-3, y_9=-3] [L31] 3 x_0 := temp_4 + 1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-3, x_0=-2, x_8=-3, y_1=-3, y_9=-3] [L45] 4 temp_6 := y_1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-3, temp_6=-3, x_0=-2, x_8=-3, y_1=-3, y_9=-3] [L106] FORK 2 fork 5, 5, 5, 5, 5 thread5(); VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-3, temp_6=-3, x_0=-2, x_8=-3, y_1=-3, y_9=-3] [L73] 5 temp_12 := x_8; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-3, y_1=-3, y_9=-3] [L32] 3 f1_2 := true; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=false, temp_12=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-3, y_1=-3, y_9=-3] [L46] 4 y_1 := temp_6 + 1; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=false, temp_12=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-3, y_1=-2, y_9=-3] [L107] FORK 2 fork 6, 6, 6, 6, 6, 6 thread6(); VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=false, temp_12=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-3, y_1=-2, y_9=-3] [L74] 5 x_8 := temp_12 + 1; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=false, temp_12=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-3] [L88] 6 temp_14 := y_9; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=false, temp_12=-3, temp_14=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-3] [L47] 4 f2_3 := true; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-3] [L75] 5 f1_10 := true; VAL [f1_10=true, f1_2=true, f2_11=false, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-3] [L89] 6 y_9 := temp_14 + 1; VAL [f1_10=true, f1_2=true, f2_11=false, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-2] [L33] 3 assume f2_3; VAL [f1_10=true, f1_2=true, f2_11=false, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-2] [L48] 4 assume f1_2; VAL [f1_10=true, f1_2=true, f2_11=false, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-2] [L90] 6 f2_11 := true; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-2] [L34] 3 temp_5 := y_1; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_5=-2, temp_6=-3, x_0=-2, x_8=-2, y_1=-2, y_9=-2] [L49] 4 temp_7 := x_0; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-2, x_8=-2, y_1=-2, y_9=-2] [L76] 5 assume f2_11; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-2, x_8=-2, y_1=-2, y_9=-2] [L91] 6 assume f1_10; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-2, x_8=-2, y_1=-2, y_9=-2] [L35] 3 y_1 := temp_5 + 1; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-2, x_8=-2, y_1=-1, y_9=-2] [L50] 4 x_0 := temp_7 + 1; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_14=-3, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-2, y_1=-1, y_9=-2] [L77] 5 temp_13 := y_9; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_13=-2, temp_14=-3, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-2, y_1=-1, y_9=-2] [L92] 6 temp_15 := x_8; VAL [f1_10=true, f1_2=true, f2_11=true, f2_3=true, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-2, y_1=-1, y_9=-2] [L36] 3 f1_2 := false; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=true, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-2, y_1=-1, y_9=-2] [L51] 4 f2_3 := false; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-2, y_1=-1, y_9=-2] [L78] 5 y_9 := temp_13 + 1; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-2, y_1=-1, y_9=-1] [L93] 6 x_8 := temp_15 + 1; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L37] 3 assume !f2_3; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L52] 4 assume !f1_2; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L79] 5 f1_10 := false; VAL [f1_10=false, f1_2=false, f2_11=true, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L94] 6 f2_11 := false; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L65] JOIN 3 join 2, 2; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L66] JOIN 4 join 3, 3, 3; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L80] 5 assume !f2_11; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L95] 6 assume !f1_10; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L118] JOIN 1 join 1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-3, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L73] 5 temp_12 := x_8; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=-2, temp_14=-3, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L88] 6 temp_14 := y_9; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=-2, temp_14=-1, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L74] 5 x_8 := temp_12 + 1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=-2, temp_14=-1, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=-1] [L89] 6 y_9 := temp_14 + 1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=-2, temp_14=-1, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=0] [L75] 5 f1_10 := true; VAL [f1_10=true, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=-2, temp_14=-1, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=0] [L90] 6 f2_11 := true; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-1, temp_13=-2, temp_14=-1, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=0] [L76] 5 assume f2_11; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-1, temp_13=-2, temp_14=-1, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=0] [L91] 6 assume f1_10; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-1, temp_13=-2, temp_14=-1, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=0] [L77] 5 temp_13 := y_9; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=-2, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=0] [L92] 6 temp_15 := x_8; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=0] [L78] 5 y_9 := temp_13 + 1; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=0, y_1=-1, y_9=1] [L93] 6 x_8 := temp_15 + 1; VAL [f1_10=true, f1_2=false, f2_11=true, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L79] 5 f1_10 := false; VAL [f1_10=false, f1_2=false, f2_11=true, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L94] 6 f2_11 := false; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L80] 5 assume !f2_11; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L95] 6 assume !f1_10; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L108] JOIN 5 join 5, 5, 5, 5, 5; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L109] JOIN 6 join 6, 6, 6, 6, 6, 6; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L119] JOIN 2 join 4, 4, 4, 4; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L120] 0 assume !(x_0 == x_8 && y_1 == y_9); VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] [L121] 0 assert false; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_12=-1, temp_13=0, temp_14=-1, temp_15=0, temp_4=-3, temp_5=-2, temp_6=-3, temp_7=-2, x_0=-1, x_8=1, y_1=-1, y_9=1] - UnprovableResult [Line: 116]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 116]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork3 with 1 thread instances CFG has 13 procedures, 120 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.6s, 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 errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 120 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 1.6s, 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: 40, 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, 0.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 433 NumberOfCodeBlocks, 433 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 410 ConstructedInterpolants, 0 QuantifiedInterpolants, 2086 SizeOfPredicates, 16 NumberOfNonLiveVariables, 150 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 55/64 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 proved your program to be incorrect! [2023-05-19 17:06:02,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2023-05-19 17:06:02,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-19 17:06:02,500 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...