/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/09-regions_16-arrayloop_rc.line385.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-03 12:06:35,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-03 12:06:35,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-03 12:06:35,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-03 12:06:35,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-03 12:06:35,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-03 12:06:35,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-03 12:06:35,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-03 12:06:35,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-03 12:06:35,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-03 12:06:35,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-03 12:06:35,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-03 12:06:35,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-03 12:06:35,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-03 12:06:35,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-03 12:06:35,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-03 12:06:35,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-03 12:06:35,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-03 12:06:35,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-03 12:06:35,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-03 12:06:35,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-03 12:06:35,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-03 12:06:35,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-03 12:06:35,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-03 12:06:35,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-03 12:06:35,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-03 12:06:35,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-03 12:06:35,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-03 12:06:35,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-03 12:06:35,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-10-03 12:06:35,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-03 12:06:35,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-03 12:06:35,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-03 12:06:35,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-03 12:06:35,261 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-03 12:06:35,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-03 12:06:35,261 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-03 12:06:35,261 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-03 12:06:35,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-03 12:06:35,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-03 12:06:35,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-03 12:06:35,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-03 12:06:35,262 INFO L138 SettingsManager]: * Use SBE=true [2022-10-03 12:06:35,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-03 12:06:35,263 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-03 12:06:35,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-03 12:06:35,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-03 12:06:35,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-03 12:06:35,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-03 12:06:35,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-03 12:06:35,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-03 12:06:35,265 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-03 12:06:35,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-03 12:06:35,265 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-03 12:06:35,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-03 12:06:35,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-03 12:06:35,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-03 12:06:35,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-03 12:06:35,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-03 12:06:35,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 12:06:35,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-03 12:06:35,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-03 12:06:35,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-03 12:06:35,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-03 12:06:35,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-03 12:06:35,268 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-03 12:06:35,268 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-03 12:06:35,268 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-03 12:06:35,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-03 12:06:35,268 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-03 12:06:35,269 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-03 12:06:35,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-03 12:06:35,269 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-03 12:06:35,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-03 12:06:35,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-03 12:06:35,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-03 12:06:35,509 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-03 12:06:35,510 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-03 12:06:35,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/09-regions_16-arrayloop_rc.line385.bpl [2022-10-03 12:06:35,511 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/09-regions_16-arrayloop_rc.line385.bpl' [2022-10-03 12:06:35,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-03 12:06:35,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-03 12:06:35,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-03 12:06:35,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-03 12:06:35,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-03 12:06:35,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/1) ... [2022-10-03 12:06:35,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/1) ... [2022-10-03 12:06:35,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/1) ... [2022-10-03 12:06:35,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/1) ... [2022-10-03 12:06:35,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/1) ... [2022-10-03 12:06:35,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/1) ... [2022-10-03 12:06:35,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/1) ... [2022-10-03 12:06:35,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-03 12:06:35,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-03 12:06:35,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-03 12:06:35,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-03 12:06:35,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/1) ... [2022-10-03 12:06:35,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 12:06:35,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:06:35,659 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) [2022-10-03 12:06:35,678 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 [2022-10-03 12:06:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-10-03 12:06:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-10-03 12:06:35,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-03 12:06:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-03 12:06:35,686 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-03 12:06:35,817 INFO L234 CfgBuilder]: Building ICFG [2022-10-03 12:06:35,818 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-03 12:06:36,173 INFO L275 CfgBuilder]: Performing block encoding [2022-10-03 12:06:36,185 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-03 12:06:36,186 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-03 12:06:36,188 INFO L202 PluginConnector]: Adding new model 09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:06:36 BoogieIcfgContainer [2022-10-03 12:06:36,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-03 12:06:36,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-03 12:06:36,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-03 12:06:36,204 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-03 12:06:36,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:06:35" (1/2) ... [2022-10-03 12:06:36,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@142912c and model type 09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:06:36, skipping insertion in model container [2022-10-03 12:06:36,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:06:36" (2/2) ... [2022-10-03 12:06:36,207 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_16-arrayloop_rc.line385.bpl [2022-10-03 12:06:36,213 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-03 12:06:36,220 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-03 12:06:36,220 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-03 12:06:36,220 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-03 12:06:36,324 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-03 12:06:36,371 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 12:06:36,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 12:06:36,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:06:36,373 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) [2022-10-03 12:06:36,374 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 [2022-10-03 12:06:36,399 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 12:06:36,405 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-03 12:06:36,410 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;@c3db10a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 12:06:36,410 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 12:06:36,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-03 12:06:36,484 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-03 12:06:36,485 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/3) [2022-10-03 12:06:36,516 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 12:06:36,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 12:06:36,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:06:36,518 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) [2022-10-03 12:06:36,519 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 [2022-10-03 12:06:36,522 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 12:06:36,522 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funErr0ASSERT_VIOLATIONASSERT ======== [2022-10-03 12:06:36,523 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;@c3db10a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 12:06:36,523 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 12:06:36,523 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-03 12:06:36,524 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-03 12:06:36,524 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-03 12:06:36,524 INFO L307 ceAbstractionStarter]: Result for error location t_funErr0ASSERT_VIOLATIONASSERT was SAFE (2/3) [2022-10-03 12:06:36,527 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 12:06:36,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 12:06:36,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:06:36,561 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) [2022-10-03 12:06:36,584 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 [2022-10-03 12:06:36,587 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 12:06:36,587 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funErr0ASSERT_VIOLATIONASSERT ======== [2022-10-03 12:06:36,588 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;@c3db10a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 12:06:36,588 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 12:06:36,747 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:06:36,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:06:36,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1676570551, now seen corresponding path program 1 times [2022-10-03 12:06:36,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:06:36,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028502025] [2022-10-03 12:06:36,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:06:36,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:06:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:06:36,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:36,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:06:36,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028502025] [2022-10-03 12:06:36,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028502025] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 12:06:36,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 12:06:36,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-03 12:06:36,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099383326] [2022-10-03 12:06:36,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 12:06:36,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-03 12:06:36,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:06:36,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-03 12:06:36,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-03 12:06:36,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:36,997 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:06:36,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.5) internal successors, (141), 2 states have internal predecessors, (141), 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) [2022-10-03 12:06:36,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-03 12:06:37,011 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:06:37,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:06:37,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1835017770, now seen corresponding path program 1 times [2022-10-03 12:06:37,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:06:37,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380293238] [2022-10-03 12:06:37,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:06:37,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:06:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:06:37,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:37,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:06:37,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380293238] [2022-10-03 12:06:37,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380293238] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 12:06:37,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 12:06:37,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-03 12:06:37,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98766001] [2022-10-03 12:06:37,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 12:06:37,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-03 12:06:37,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:06:37,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-03 12:06:37,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-03 12:06:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,103 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:06:37,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 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) [2022-10-03 12:06:37,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:06:37,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-03 12:06:37,160 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:06:37,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:06:37,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1685399754, now seen corresponding path program 1 times [2022-10-03 12:06:37,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:06:37,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831273266] [2022-10-03 12:06:37,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:06:37,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:06:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:06:37,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:37,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:06:37,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831273266] [2022-10-03 12:06:37,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831273266] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 12:06:37,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [223690487] [2022-10-03 12:06:37,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:06:37,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:06:37,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:06:37,278 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-03 12:06:37,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-03 12:06:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:06:37,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-03 12:06:37,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 12:06:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:37,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-03 12:06:37,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:37,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [223690487] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-03 12:06:37,691 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-03 12:06:37,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-10-03 12:06:37,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973692456] [2022-10-03 12:06:37,691 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-03 12:06:37,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-03 12:06:37,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:06:37,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-03 12:06:37,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-10-03 12:06:37,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,696 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:06:37,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 30.2) internal successors, (302), 10 states have internal predecessors, (302), 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) [2022-10-03 12:06:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:06:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:37,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:06:37,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:06:37,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-03 12:06:38,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:06:38,024 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:06:38,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:06:38,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1310672074, now seen corresponding path program 2 times [2022-10-03 12:06:38,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:06:38,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999196399] [2022-10-03 12:06:38,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:06:38,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:06:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:06:38,205 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:38,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:06:38,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999196399] [2022-10-03 12:06:38,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999196399] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 12:06:38,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985026691] [2022-10-03 12:06:38,211 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-03 12:06:38,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:06:38,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:06:38,228 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) [2022-10-03 12:06:38,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-03 12:06:38,453 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-03 12:06:38,453 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-03 12:06:38,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-03 12:06:38,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 12:06:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:38,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-03 12:06:38,873 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:38,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1985026691] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-03 12:06:38,874 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-03 12:06:38,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-10-03 12:06:38,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427445662] [2022-10-03 12:06:38,874 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-03 12:06:38,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-10-03 12:06:38,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:06:38,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-10-03 12:06:38,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-10-03 12:06:38,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:38,878 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:06:38,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 28.555555555555557) internal successors, (514), 18 states have internal predecessors, (514), 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) [2022-10-03 12:06:38,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:38,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:06:38,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:06:38,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:39,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:39,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:06:39,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:06:39,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-03 12:06:39,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-10-03 12:06:39,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:06:39,252 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:06:39,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:06:39,253 INFO L85 PathProgramCache]: Analyzing trace with hash 2090173238, now seen corresponding path program 3 times [2022-10-03 12:06:39,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:06:39,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988924157] [2022-10-03 12:06:39,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:06:39,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:06:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:06:39,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:39,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:06:39,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988924157] [2022-10-03 12:06:39,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988924157] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 12:06:39,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268632621] [2022-10-03 12:06:39,559 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-03 12:06:39,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:06:39,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:06:39,576 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-03 12:06:39,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-03 12:06:55,589 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-10-03 12:06:55,589 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-03 12:06:55,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 1409 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-03 12:06:55,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 12:06:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:56,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-03 12:06:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:06:56,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1268632621] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-03 12:06:56,532 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-03 12:06:56,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-10-03 12:06:56,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083931985] [2022-10-03 12:06:56,532 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-03 12:06:56,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-10-03 12:06:56,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:06:56,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-10-03 12:06:56,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-10-03 12:06:56,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:56,535 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:06:56,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 29.26086956521739) internal successors, (673), 23 states have internal predecessors, (673), 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) [2022-10-03 12:06:56,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:56,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:06:56,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:06:56,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-10-03 12:06:56,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:56,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:06:56,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:06:56,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:06:56,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-03 12:06:56,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-10-03 12:06:56,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-10-03 12:06:56,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:06:56,979 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:06:56,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:06:56,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1874598442, now seen corresponding path program 4 times [2022-10-03 12:06:56,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:06:56,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672264711] [2022-10-03 12:06:56,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:06:56,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:06:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-10-03 12:19:40,872 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,884 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 [2022-10-03 12:19:40,897 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 [2022-10-03 12:19:40,897 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 [2022-10-03 12:19:40,897 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 [2022-10-03 12:19:40,900 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,901 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,903 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,904 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,906 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,907 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,938 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,943 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,944 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,948 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,950 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,951 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,953 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,954 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,955 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,957 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,959 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,961 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,987 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,989 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,991 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,992 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,994 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,995 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,997 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,998 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:40,999 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,001 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,002 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,004 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,009 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,023 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,024 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,026 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,044 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,047 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,048 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,050 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,051 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,053 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,054 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,056 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,058 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,059 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,072 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,074 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,075 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,077 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,079 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,080 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,082 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,083 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,085 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,086 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,112 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,114 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,116 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,117 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,119 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,120 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,122 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,123 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,125 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,126 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,128 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,129 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,131 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,132 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,134 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,135 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,137 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,138 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,139 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,141 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,142 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,144 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,145 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,147 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,148 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,150 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,151 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,170 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,171 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,173 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,174 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,176 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,177 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,179 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,180 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,182 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,183 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,185 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,186 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,198 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,200 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,201 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,203 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,204 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,206 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,207 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,209 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,210 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,236 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,239 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,240 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,242 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,243 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,245 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,247 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,248 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,249 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,264 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,266 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,268 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,272 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,273 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,274 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,276 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,292 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,293 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,294 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,294 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,297 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,299 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,299 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,299 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,299 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,300 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,300 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,301 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:19:41,324 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-03 12:19:41,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-03 12:19:41,324 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 672 with TraceHistMax 10,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 670 interpolants. [2022-10-03 12:19:41,326 INFO L444 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2022-10-03 12:19:41,328 INFO L307 ceAbstractionStarter]: Result for error location t_funErr0ASSERT_VIOLATIONASSERT was TIMEOUT (3/3) [2022-10-03 12:19:41,330 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-03 12:19:41,330 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-03 12:19:41,344 INFO L202 PluginConnector]: Adding new model 09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 12:19:41 BasicIcfg [2022-10-03 12:19:41,345 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-03 12:19:41,360 INFO L158 Benchmark]: Toolchain (without parser) took 785788.20ms. Allocated memory was 229.6MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 187.0MB in the beginning and 613.7MB in the end (delta: -426.8MB). Peak memory consumption was 4.3GB. Max. memory is 8.0GB. [2022-10-03 12:19:41,360 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 229.6MB. Free memory is still 190.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-03 12:19:41,360 INFO L158 Benchmark]: Boogie Preprocessor took 80.78ms. Allocated memory is still 229.6MB. Free memory was 187.0MB in the beginning and 183.6MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-03 12:19:41,360 INFO L158 Benchmark]: RCFGBuilder took 548.33ms. Allocated memory is still 229.6MB. Free memory was 183.6MB in the beginning and 182.1MB in the end (delta: 1.5MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. [2022-10-03 12:19:41,361 INFO L158 Benchmark]: TraceAbstraction took 785155.52ms. Allocated memory was 229.6MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 181.3MB in the beginning and 613.7MB in the end (delta: -432.4MB). Peak memory consumption was 4.2GB. Max. memory is 8.0GB. [2022-10-03 12:19:41,361 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 0.17ms. Allocated memory is still 229.6MB. Free memory is still 190.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 80.78ms. Allocated memory is still 229.6MB. Free memory was 187.0MB in the beginning and 183.6MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 548.33ms. Allocated memory is still 229.6MB. Free memory was 183.6MB in the beginning and 182.1MB in the end (delta: 1.5MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. * TraceAbstraction took 785155.52ms. Allocated memory was 229.6MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 181.3MB in the beginning and 613.7MB in the end (delta: -432.4MB). Peak memory consumption was 4.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, 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: 3, 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: 79, positive: 73, positive conditional: 73, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 6, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 75, positive: 71, positive conditional: 71, 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: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 10, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 78, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 17, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 84, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 30, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 96, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 25, negative conditional: 25, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 55, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 105, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 34, negative conditional: 34, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 89, Statistics for Abstraction: - TimeoutResultAtElement [Line: 385]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 672 with TraceHistMax 10,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 670 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 3 procedures, 475 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, 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: t_funErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 3 procedures, 475 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: t_funErr0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 3 procedures, 475 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 784.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 65, 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: 0.2s SsaConstructionTime, 16.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2294 NumberOfCodeBlocks, 2294 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3289 ConstructedInterpolants, 0 QuantifiedInterpolants, 6807 SizeOfPredicates, 22 NumberOfNonLiveVariables, 2727 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 0/3849 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 [2022-10-03 12:19:41,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2022-10-03 12:19:41,627 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-10-03 12:19:41,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-10-03 12:19:41,947 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 !SESSION 2022-10-03 12:06:33.415 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.12 java.vendor=Debian BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -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/09-regions_16-arrayloop_rc.line385.bpl Command-line arguments: -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/09-regions_16-arrayloop_rc.line385.bpl !ENTRY org.eclipse.osgi 4 0 2022-10-03 12:19:42.005 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d16d9424f/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d16d9424f/.metadata/.log.