/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 [2022-09-29 19:16:38,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 19:16:38,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 19:16:38,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 19:16:38,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 19:16:38,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 19:16:38,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 19:16:38,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 19:16:38,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 19:16:38,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 19:16:38,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 19:16:38,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 19:16:38,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 19:16:38,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 19:16:38,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 19:16:38,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 19:16:38,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 19:16:38,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 19:16:38,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 19:16:38,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 19:16:38,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 19:16:38,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 19:16:38,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 19:16:38,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 19:16:38,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-29 19:16:38,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-29 19:16:38,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-29 19:16:38,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-29 19:16:38,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-29 19:16:38,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-29 19:16:38,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-29 19:16:38,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-29 19:16:38,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-29 19:16:38,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-29 19:16:38,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-29 19:16:38,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-29 19:16:38,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-29 19:16:38,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-29 19:16:38,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 19:16:38,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 19:16:38,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 19:16:38,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-09-29 19:16:38,500 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 19:16:38,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 19:16:38,501 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 19:16:38,501 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 19:16:38,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-29 19:16:38,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-29 19:16:38,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 19:16:38,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 19:16:38,503 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 19:16:38,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 19:16:38,503 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-29 19:16:38,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 19:16:38,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 19:16:38,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-29 19:16:38,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-29 19:16:38,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 19:16:38,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 19:16:38,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-29 19:16:38,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-29 19:16:38,506 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 19:16:38,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-29 19:16:38,506 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-29 19:16:38,506 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-09-29 19:16:38,507 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-29 19:16:38,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-29 19:16:38,507 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-09-29 19:16:38,507 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-09-29 19:16:38,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-09-29 19:16:38,507 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 19:16:38,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 19:16:38,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 19:16:38,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 19:16:38,705 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 19:16:38,708 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 19:16:38,709 INFO L432 ainManager$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 [2022-09-29 19:16:38,709 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' [2022-09-29 19:16:38,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 19:16:38,779 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-09-29 19:16:38,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 19:16:38,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 19:16:38,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 19:16:38,790 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 29.09 07:16:38" (1/1) ... [2022-09-29 19:16:38,791 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 29.09 07:16:38" (1/1) ... [2022-09-29 19:16:38,822 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 29.09 07:16:38" (1/1) ... [2022-09-29 19:16:38,822 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 29.09 07:16:38" (1/1) ... [2022-09-29 19:16:38,848 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 29.09 07:16:38" (1/1) ... [2022-09-29 19:16:38,850 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 29.09 07:16:38" (1/1) ... [2022-09-29 19:16:38,852 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 29.09 07:16:38" (1/1) ... [2022-09-29 19:16:38,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 19:16:38,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 19:16:38,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 19:16:38,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 19:16:38,865 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 29.09 07:16:38" (1/1) ... [2022-09-29 19:16:38,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 19:16:38,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 19:16:38,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-09-29 19:16:38,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-09-29 19:16:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-09-29 19:16:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-09-29 19:16:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 19:16:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 19:16:38,938 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-29 19:16:39,097 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 19:16:39,098 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 19:16:39,492 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 19:16:39,515 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 19:16:39,516 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-09-29 19:16:39,519 INFO L202 PluginConnector]: Adding new model 09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 07:16:39 BoogieIcfgContainer [2022-09-29 19:16:39,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 19:16:39,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-29 19:16:39,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-29 19:16:39,524 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-29 19:16:39,525 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 29.09 07:16:38" (1/2) ... [2022-09-29 19:16:39,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@622ebc75 and model type 09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 07:16:39, skipping insertion in model container [2022-09-29 19:16:39,526 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 29.09 07:16:39" (2/2) ... [2022-09-29 19:16:39,529 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_16-arrayloop_rc.line385.bpl [2022-09-29 19:16:39,536 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-29 19:16:39,544 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-29 19:16:39,545 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-09-29 19:16:39,545 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-29 19:16:39,630 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-09-29 19:16:39,673 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-29 19:16:39,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-29 19:16:39,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 19:16:39,675 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-29 19:16:39,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-09-29 19:16:39,699 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-29 19:16:39,705 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-09-29 19:16:39,709 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;@f90dd62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-29 19:16:39,710 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-29 19:16:39,751 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-09-29 19:16:39,754 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-29 19:16:39,756 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/3) [2022-09-29 19:16:39,762 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-29 19:16:39,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-29 19:16:39,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 19:16:39,779 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-29 19:16:39,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-09-29 19:16:39,789 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-29 19:16:39,789 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funErr0ASSERT_VIOLATIONASSERT ======== [2022-09-29 19:16:39,791 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;@f90dd62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-29 19:16:39,791 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-29 19:16:39,791 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-09-29 19:16:39,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-29 19:16:39,794 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-29 19:16:39,797 INFO L307 ceAbstractionStarter]: Result for error location t_funErr0ASSERT_VIOLATIONASSERT was SAFE (2/3) [2022-09-29 19:16:39,807 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-29 19:16:39,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-29 19:16:39,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 19:16:39,850 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-29 19:16:39,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-09-29 19:16:39,862 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-29 19:16:39,862 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funErr0ASSERT_VIOLATIONASSERT ======== [2022-09-29 19:16:39,863 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;@f90dd62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-29 19:16:39,863 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-29 19:16:40,067 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 19:16:40,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 19:16:40,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1676570551, now seen corresponding path program 1 times [2022-09-29 19:16:40,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 19:16:40,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444006738] [2022-09-29 19:16:40,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 19:16:40,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 19:16:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 19:16:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:40,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 19:16:40,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444006738] [2022-09-29 19:16:40,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444006738] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 19:16:40,359 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 19:16:40,359 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-29 19:16:40,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369551430] [2022-09-29 19:16:40,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 19:16:40,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-09-29 19:16:40,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 19:16:40,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-09-29 19:16:40,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-09-29 19:16:40,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:40,390 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 19:16:40,391 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) [2022-09-29 19:16:40,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:40,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:40,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-29 19:16:40,407 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 19:16:40,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 19:16:40,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1835017770, now seen corresponding path program 1 times [2022-09-29 19:16:40,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 19:16:40,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105197748] [2022-09-29 19:16:40,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 19:16:40,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 19:16:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 19:16:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:40,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 19:16:40,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105197748] [2022-09-29 19:16:40,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105197748] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 19:16:40,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 19:16:40,502 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-29 19:16:40,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493396615] [2022-09-29 19:16:40,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 19:16:40,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-29 19:16:40,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 19:16:40,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-29 19:16:40,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-29 19:16:40,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:40,504 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 19:16:40,505 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) [2022-09-29 19:16:40,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:40,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:40,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-29 19:16:40,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-29 19:16:40,561 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 19:16:40,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 19:16:40,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1685399754, now seen corresponding path program 1 times [2022-09-29 19:16:40,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 19:16:40,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689792558] [2022-09-29 19:16:40,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 19:16:40,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 19:16:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 19:16:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:40,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 19:16:40,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689792558] [2022-09-29 19:16:40,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689792558] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-29 19:16:40,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056795317] [2022-09-29 19:16:40,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 19:16:40,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-29 19:16:40,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 19:16:40,703 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) [2022-09-29 19:16:40,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-09-29 19:16:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 19:16:40,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 19:16:40,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 19:16:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:41,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-09-29 19:16:41,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:41,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056795317] provided 0 perfect and 2 imperfect interpolant sequences [2022-09-29 19:16:41,127 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-09-29 19:16:41,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-09-29 19:16:41,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926021638] [2022-09-29 19:16:41,128 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-09-29 19:16:41,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-09-29 19:16:41,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 19:16:41,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-09-29 19:16:41,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-09-29 19:16:41,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:41,130 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 19:16:41,130 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) [2022-09-29 19:16:41,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:41,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-29 19:16:41,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-29 19:16:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-09-29 19:16:41,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-09-29 19:16:41,455 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 [2022-09-29 19:16:41,455 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 19:16:41,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 19:16:41,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1310672074, now seen corresponding path program 2 times [2022-09-29 19:16:41,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 19:16:41,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335718373] [2022-09-29 19:16:41,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 19:16:41,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 19:16:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 19:16:41,619 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:41,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 19:16:41,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335718373] [2022-09-29 19:16:41,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335718373] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-29 19:16:41,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330007810] [2022-09-29 19:16:41,620 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-09-29 19:16:41,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-29 19:16:41,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 19:16:41,640 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-29 19:16:41,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-09-29 19:16:41,844 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-09-29 19:16:41,845 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-09-29 19:16:41,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 8 conjunts are in the unsatisfiable core [2022-09-29 19:16:41,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 19:16:42,031 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:42,031 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-09-29 19:16:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:42,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330007810] provided 0 perfect and 2 imperfect interpolant sequences [2022-09-29 19:16:42,237 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-09-29 19:16:42,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-09-29 19:16:42,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243127662] [2022-09-29 19:16:42,237 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-09-29 19:16:42,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-09-29 19:16:42,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 19:16:42,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-09-29 19:16:42,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-09-29 19:16:42,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:42,240 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 19:16:42,240 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) [2022-09-29 19:16:42,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:42,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-29 19:16:42,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-09-29 19:16:42,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:16:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-29 19:16:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-09-29 19:16:42,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-09-29 19:16:42,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-09-29 19:16:42,637 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 [2022-09-29 19:16:42,638 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 19:16:42,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 19:16:42,638 INFO L85 PathProgramCache]: Analyzing trace with hash 2090173238, now seen corresponding path program 3 times [2022-09-29 19:16:42,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 19:16:42,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571485640] [2022-09-29 19:16:42,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 19:16:42,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 19:16:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 19:16:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:16:42,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 19:16:42,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571485640] [2022-09-29 19:16:42,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571485640] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-29 19:16:42,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272608656] [2022-09-29 19:16:42,961 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-09-29 19:16:42,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-29 19:16:42,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 19:16:42,962 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) [2022-09-29 19:16:42,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-09-29 19:17:00,715 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-09-29 19:17:00,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-09-29 19:17:00,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 1409 conjuncts, 16 conjunts are in the unsatisfiable core [2022-09-29 19:17:00,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 19:17:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:17:01,084 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-09-29 19:17:01,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 19:17:01,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272608656] provided 0 perfect and 2 imperfect interpolant sequences [2022-09-29 19:17:01,512 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-09-29 19:17:01,512 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-09-29 19:17:01,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775881350] [2022-09-29 19:17:01,513 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-09-29 19:17:01,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-09-29 19:17:01,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 19:17:01,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-09-29 19:17:01,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-09-29 19:17:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:17:01,515 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 19:17:01,516 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) [2022-09-29 19:17:01,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:17:01,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-29 19:17:01,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-09-29 19:17:01,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-09-29 19:17:01,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:17:01,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 19:17:01,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-29 19:17:01,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-09-29 19:17:01,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-09-29 19:17:01,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-09-29 19:17:01,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-09-29 19:17:01,972 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 [2022-09-29 19:17:01,972 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 19:17:01,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 19:17:01,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1874598442, now seen corresponding path program 4 times [2022-09-29 19:17:01,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 19:17:01,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638413740] [2022-09-29 19:17:01,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 19:17:01,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 19:17:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-09-29 19:28:13,416 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-29 19:28:13,420 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-29 19:28:13,420 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-29 19:28:13,420 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,425 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,434 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,435 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,436 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,437 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,445 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,446 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,448 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,449 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,452 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-29 19:28:13,453 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,459 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,460 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,461 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,462 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,464 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,465 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,466 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,469 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,470 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,471 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,472 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,473 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,475 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,476 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,477 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,478 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,479 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,481 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,482 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,483 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,484 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,486 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,487 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,488 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,490 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,491 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,492 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,494 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,495 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,496 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,497 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,498 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,500 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,501 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,502 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,503 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,504 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,506 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,508 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,509 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,510 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,511 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,512 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,514 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,515 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,516 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,517 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,536 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,538 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,539 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,541 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,542 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,543 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,544 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,545 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,547 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,548 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,563 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,565 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,567 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,568 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,569 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,570 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,572 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,634 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,635 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,636 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,638 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,639 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,640 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,642 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,643 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,644 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,645 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,646 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,647 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,648 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,650 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,651 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,654 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,655 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,656 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,657 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,658 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,659 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,661 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,662 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,663 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,664 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,665 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,666 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,670 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,671 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,672 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,685 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,686 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,687 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,688 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,689 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,691 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,692 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,694 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,695 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,695 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,696 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,696 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,696 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,696 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,697 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,697 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,697 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,697 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,697 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,697 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,699 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,699 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,700 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,700 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-09-29 19:28:13,706 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-29 19:28:13,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-09-29 19:28:13,707 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. [2022-09-29 19:28:13,709 INFO L444 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2022-09-29 19:28:13,709 INFO L307 ceAbstractionStarter]: Result for error location t_funErr0ASSERT_VIOLATIONASSERT was TIMEOUT (3/3) [2022-09-29 19:28:13,711 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-29 19:28:13,711 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-29 19:28:13,719 INFO L202 PluginConnector]: Adding new model 09-regions_16-arrayloop_rc.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 07:28:13 BasicIcfg [2022-09-29 19:28:13,719 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-29 19:28:13,720 INFO L158 Benchmark]: Toolchain (without parser) took 694940.75ms. Allocated memory was 191.9MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 143.5MB in the beginning and 868.7MB in the end (delta: -725.2MB). Peak memory consumption was 4.2GB. Max. memory is 8.0GB. [2022-09-29 19:28:13,720 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.13ms. Allocated memory is still 191.9MB. Free memory was 146.7MB in the beginning and 146.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 19:28:13,720 INFO L158 Benchmark]: Boogie Preprocessor took 76.22ms. Allocated memory is still 191.9MB. Free memory was 143.4MB in the beginning and 140.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-09-29 19:28:13,720 INFO L158 Benchmark]: RCFGBuilder took 655.10ms. Allocated memory is still 191.9MB. Free memory was 140.0MB in the beginning and 139.3MB in the end (delta: 695.4kB). Peak memory consumption was 11.9MB. Max. memory is 8.0GB. [2022-09-29 19:28:13,720 INFO L158 Benchmark]: TraceAbstraction took 694198.25ms. Allocated memory was 191.9MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 138.8MB in the beginning and 868.7MB in the end (delta: -729.9MB). Peak memory consumption was 4.2GB. Max. memory is 8.0GB. [2022-09-29 19:28:13,721 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 0.13ms. Allocated memory is still 191.9MB. Free memory was 146.7MB in the beginning and 146.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 76.22ms. Allocated memory is still 191.9MB. Free memory was 143.4MB in the beginning and 140.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 655.10ms. Allocated memory is still 191.9MB. Free memory was 140.0MB in the beginning and 139.3MB in the end (delta: 695.4kB). Peak memory consumption was 11.9MB. Max. memory is 8.0GB. * TraceAbstraction took 694198.25ms. Allocated memory was 191.9MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 138.8MB in the beginning and 868.7MB in the end (delta: -729.9MB). 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: 0.0s, 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 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: 693.9s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.8s, 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: 0.1s SsaConstructionTime, 17.9s SatisfiabilityAnalysisTime, 2.0s 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 [2022-09-29 19:28:13,779 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 [2022-09-29 19:28:14,000 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 [2022-09-29 19:28:14,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-09-29 19:28:14,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0