/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/singleton.line597.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-04 14:08:22,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-04 14:08:22,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-04 14:08:22,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-04 14:08:22,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-04 14:08:22,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-04 14:08:22,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-04 14:08:22,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-04 14:08:22,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-04 14:08:22,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-04 14:08:22,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-04 14:08:22,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-04 14:08:22,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-04 14:08:22,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-04 14:08:22,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-04 14:08:22,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-04 14:08:22,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-04 14:08:22,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-04 14:08:22,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-04 14:08:22,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-04 14:08:22,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-04 14:08:22,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-04 14:08:22,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-04 14:08:22,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-04 14:08:22,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-04 14:08:22,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-04 14:08:22,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-04 14:08:22,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-04 14:08:22,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-04 14:08:22,347 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-04 14:08:22,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-04 14:08:22,348 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-04 14:08:22,348 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-04 14:08:22,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-04 14:08:22,349 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-04 14:08:22,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-04 14:08:22,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-04 14:08:22,349 INFO L138 SettingsManager]: * Use SBE=true [2022-10-04 14:08:22,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-04 14:08:22,350 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-04 14:08:22,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-04 14:08:22,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-04 14:08:22,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-04 14:08:22,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-04 14:08:22,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-04 14:08:22,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-04 14:08:22,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-04 14:08:22,353 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-04 14:08:22,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-04 14:08:22,354 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-04 14:08:22,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-04 14:08:22,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-04 14:08:22,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-04 14:08:22,584 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-04 14:08:22,586 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-04 14:08:22,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/singleton.line597.bpl [2022-10-04 14:08:22,588 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/singleton.line597.bpl' [2022-10-04 14:08:22,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-04 14:08:22,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-04 14:08:22,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-04 14:08:22,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-04 14:08:22,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-04 14:08:22,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/1) ... [2022-10-04 14:08:22,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/1) ... [2022-10-04 14:08:22,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/1) ... [2022-10-04 14:08:22,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/1) ... [2022-10-04 14:08:22,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/1) ... [2022-10-04 14:08:22,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/1) ... [2022-10-04 14:08:22,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/1) ... [2022-10-04 14:08:22,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-04 14:08:22,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-04 14:08:22,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-04 14:08:22,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-04 14:08:22,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/1) ... [2022-10-04 14:08:22,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-04 14:08:22,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:22,765 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) [2022-10-04 14:08:22,778 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 [2022-10-04 14:08:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-10-04 14:08:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-10-04 14:08:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-04 14:08:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-04 14:08:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-04 14:08:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-04 14:08:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-04 14:08:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-04 14:08:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-04 14:08:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-04 14:08:22,804 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-04 14:08:23,002 INFO L234 CfgBuilder]: Building ICFG [2022-10-04 14:08:23,003 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-04 14:08:23,289 INFO L275 CfgBuilder]: Performing block encoding [2022-10-04 14:08:23,306 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-04 14:08:23,306 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-04 14:08:23,308 INFO L202 PluginConnector]: Adding new model singleton.line597.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:08:23 BoogieIcfgContainer [2022-10-04 14:08:23,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-04 14:08:23,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-04 14:08:23,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-04 14:08:23,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-04 14:08:23,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:08:22" (1/2) ... [2022-10-04 14:08:23,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a4b12cc and model type singleton.line597.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.10 02:08:23, skipping insertion in model container [2022-10-04 14:08:23,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "singleton.line597.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:08:23" (2/2) ... [2022-10-04 14:08:23,316 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton.line597.bpl [2022-10-04 14:08:23,322 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-04 14:08:23,328 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-04 14:08:23,329 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-04 14:08:23,329 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-04 14:08:23,467 INFO L144 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2022-10-04 14:08:23,515 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:08:23,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:08:23,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:23,528 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) [2022-10-04 14:08:23,531 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 [2022-10-04 14:08:23,559 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:08:23,565 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:08:23,570 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:08:23,571 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:08:24,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:08:24,062 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:08:24,064 INFO L307 ceAbstractionStarter]: Result for error location thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/15) [2022-10-04 14:08:24,070 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:08:24,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:08:24,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:24,072 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) [2022-10-04 14:08:24,073 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 [2022-10-04 14:08:24,080 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:08:24,081 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:08:24,081 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:08:24,082 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:08:24,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:08:24,302 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:08:24,305 INFO L307 ceAbstractionStarter]: Result for error location thread0Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/15) [2022-10-04 14:08:24,314 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:08:24,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:08:24,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:24,348 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) [2022-10-04 14:08:24,358 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 [2022-10-04 14:08:24,360 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:08:24,361 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:08:24,361 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:08:24,361 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:08:24,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:08:24,572 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:08:24,572 INFO L307 ceAbstractionStarter]: Result for error location thread0Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/15) [2022-10-04 14:08:24,580 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:08:24,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:08:24,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:24,611 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:08:24,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-10-04 14:08:24,615 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:08:24,616 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:08:24,616 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:08:24,616 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:08:24,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:08:24,786 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:08:24,787 INFO L307 ceAbstractionStarter]: Result for error location thread0Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/15) [2022-10-04 14:08:24,794 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:08:24,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:08:24,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:24,811 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:08:24,828 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:08:24,829 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:08:24,829 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:08:24,829 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:08:24,829 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-04 14:08:24,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:08:24,830 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:08:24,830 INFO L307 ceAbstractionStarter]: Result for error location thread0Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (5/15) [2022-10-04 14:08:24,835 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:08:24,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:08:24,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:24,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-10-04 14:08:24,851 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:08:24,870 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:08:24,870 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err0ASSERT_VIOLATIONASSERT ======== [2022-10-04 14:08:24,871 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:08:24,871 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:08:24,871 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-04 14:08:24,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-04 14:08:24,871 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:08:24,872 INFO L307 ceAbstractionStarter]: Result for error location thread2Err0ASSERT_VIOLATIONASSERT was SAFE (6/15) [2022-10-04 14:08:24,875 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:08:24,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:08:24,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:24,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2022-10-04 14:08:24,878 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:08:24,912 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:08:24,912 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:08:24,913 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:08:24,913 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:08:24,915 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:08:24,915 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:08:24,915 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (7/15) [2022-10-04 14:08:24,928 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:08:24,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:08:24,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:08:24,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2022-10-04 14:08:24,930 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:08:24,944 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:08:24,945 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Thread1of1ForFork5Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:08:24,945 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:08:24,945 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:08:24,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2022-10-04 14:09:10,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:09:10,257 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:09:10,258 INFO L307 ceAbstractionStarter]: Result for error location thread0Thread1of1ForFork5Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (8/15) [2022-10-04 14:09:10,261 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:09:10,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:09:10,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:09:10,263 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:09:10,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2022-10-04 14:09:10,270 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:09:10,270 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Thread1of1ForFork5Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:09:10,271 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:09:10,271 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:09:10,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:09:10,333 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:09:10,333 INFO L307 ceAbstractionStarter]: Result for error location thread0Thread1of1ForFork5Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (9/15) [2022-10-04 14:09:10,337 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:09:10,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:09:10,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:09:10,338 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:09:10,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (11)] Waiting until timeout for monitored process [2022-10-04 14:09:10,342 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:09:10,342 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:09:10,342 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:09:10,343 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:09:12,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:09:12,441 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:09:12,441 INFO L307 ceAbstractionStarter]: Result for error location thread0Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (10/15) [2022-10-04 14:09:12,444 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:09:12,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:09:12,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:09:12,446 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:09:12,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2022-10-04 14:09:12,450 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:09:12,450 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Thread1of1ForFork5Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:09:12,450 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:09:12,450 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:09:12,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:09:12,734 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:09:12,734 INFO L307 ceAbstractionStarter]: Result for error location thread0Thread1of1ForFork5Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (11/15) [2022-10-04 14:09:12,737 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:09:12,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:09:12,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:09:12,739 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:09:12,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2022-10-04 14:09:12,743 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:09:12,743 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Thread1of1ForFork5Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-04 14:09:12,743 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:09:12,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:09:12,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-04 14:09:12,867 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-04 14:09:12,870 INFO L307 ceAbstractionStarter]: Result for error location thread0Thread1of1ForFork5Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (12/15) [2022-10-04 14:09:12,873 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 14:09:12,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 14:09:12,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 14:09:12,875 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 14:09:12,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Waiting until timeout for monitored process [2022-10-04 14:09:12,878 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 14:09:12,879 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err0ASSERT_VIOLATIONASSERT ======== [2022-10-04 14:09:12,879 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;@3b5f34c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 14:09:12,879 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 14:09:12,944 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONASSERT === [thread2Err0ASSERT_VIOLATIONASSERT] === [2022-10-04 14:09:12,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 14:09:12,949 INFO L85 PathProgramCache]: Analyzing trace with hash 375938018, now seen corresponding path program 1 times [2022-10-04 14:09:12,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 14:09:12,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751731214] [2022-10-04 14:09:12,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 14:09:12,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 14:09:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 14:09:13,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 14:09:13,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 14:09:13,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751731214] [2022-10-04 14:09:13,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751731214] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 14:09:13,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 14:09:13,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-04 14:09:13,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886499220] [2022-10-04 14:09:13,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 14:09:13,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-04 14:09:13,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 14:09:13,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-04 14:09:13,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-04 14:09:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 14:09:13,556 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 14:09:13,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 45.0) internal successors, (225), 6 states have internal predecessors, (225), 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) [2022-10-04 14:09:13,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.