/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk08/safe012_rmo.oepc.line587.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-20 19:28:18,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-20 19:28:18,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-20 19:28:18,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-20 19:28:18,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-20 19:28:18,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-20 19:28:18,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-20 19:28:18,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-20 19:28:18,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-20 19:28:18,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-20 19:28:18,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-20 19:28:18,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-20 19:28:18,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-20 19:28:18,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-20 19:28:18,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-20 19:28:18,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-20 19:28:18,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-20 19:28:18,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-20 19:28:18,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-20 19:28:18,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-20 19:28:18,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-20 19:28:18,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-20 19:28:18,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-20 19:28:18,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-20 19:28:18,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-20 19:28:18,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-20 19:28:18,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-20 19:28:18,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-20 19:28:18,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-20 19:28:18,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-20 19:28:18,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-20 19:28:18,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-20 19:28:18,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-20 19:28:18,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-20 19:28:18,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-20 19:28:18,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-20 19:28:18,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-20 19:28:18,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-20 19:28:18,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-20 19:28:18,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-20 19:28:18,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-20 19:28:18,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-20 19:28:19,009 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-20 19:28:19,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-20 19:28:19,009 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-20 19:28:19,010 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-20 19:28:19,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-20 19:28:19,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-20 19:28:19,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-20 19:28:19,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-20 19:28:19,012 INFO L138 SettingsManager]: * Use SBE=true [2022-10-20 19:28:19,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-20 19:28:19,013 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-20 19:28:19,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-20 19:28:19,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-20 19:28:19,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-20 19:28:19,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-20 19:28:19,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-20 19:28:19,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 19:28:19,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-20 19:28:19,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-20 19:28:19,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-20 19:28:19,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-20 19:28:19,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-20 19:28:19,015 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-20 19:28:19,015 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-20 19:28:19,015 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-20 19:28:19,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-20 19:28:19,016 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-20 19:28:19,016 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-20 19:28:19,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-20 19:28:19,016 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-20 19:28:19,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-20 19:28:19,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-20 19:28:19,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-20 19:28:19,297 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-20 19:28:19,298 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-20 19:28:19,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk08/safe012_rmo.oepc.line587.bpl [2022-10-20 19:28:19,299 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk08/safe012_rmo.oepc.line587.bpl' [2022-10-20 19:28:19,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-20 19:28:19,345 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-20 19:28:19,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-20 19:28:19,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-20 19:28:19,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-20 19:28:19,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,388 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-20 19:28:19,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-20 19:28:19,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-20 19:28:19,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-20 19:28:19,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-20 19:28:19,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-20 19:28:19,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-20 19:28:19,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-20 19:28:19,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-20 19:28:19,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/1) ... [2022-10-20 19:28:19,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 19:28:19,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 19:28:19,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-20 19:28:19,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-20 19:28:19,538 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-20 19:28:19,539 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-20 19:28:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-20 19:28:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-20 19:28:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-20 19:28:19,541 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-20 19:28:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-20 19:28:19,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-20 19:28:19,543 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-20 19:28:19,691 INFO L234 CfgBuilder]: Building ICFG [2022-10-20 19:28:19,693 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-20 19:28:20,221 INFO L275 CfgBuilder]: Performing block encoding [2022-10-20 19:28:20,244 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-20 19:28:20,244 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-20 19:28:20,246 INFO L202 PluginConnector]: Adding new model safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:28:20 BoogieIcfgContainer [2022-10-20 19:28:20,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-20 19:28:20,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-20 19:28:20,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-20 19:28:20,250 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-20 19:28:20,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 07:28:19" (1/2) ... [2022-10-20 19:28:20,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fb07e37 and model type safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 07:28:20, skipping insertion in model container [2022-10-20 19:28:20,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:28:20" (2/2) ... [2022-10-20 19:28:20,252 INFO L112 eAbstractionObserver]: Analyzing ICFG safe012_rmo.oepc.line587.bpl [2022-10-20 19:28:20,262 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-20 19:28:20,268 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-20 19:28:20,269 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-20 19:28:20,269 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-20 19:28:20,394 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-20 19:28:20,449 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 19:28:20,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 19:28:20,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 19:28:20,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-20 19:28:20,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-10-20 19:28:20,495 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 19:28:20,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Err0ASSERT_VIOLATIONASSERT ======== [2022-10-20 19:28:20,505 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;@5e61b83b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 19:28:20,506 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 19:28:20,508 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-20 19:28:20,510 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-20 19:28:20,513 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-20 19:28:20,514 INFO L307 ceAbstractionStarter]: Result for error location P2Err0ASSERT_VIOLATIONASSERT was SAFE (1/5) [2022-10-20 19:28:20,522 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 19:28:20,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 19:28:20,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 19:28:20,549 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-20 19:28:20,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-10-20 19:28:20,554 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 19:28:20,560 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-20 19:28:20,561 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;@5e61b83b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 19:28:20,561 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 19:28:24,495 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-20 19:28:24,497 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-20 19:28:24,497 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/5) [2022-10-20 19:28:24,512 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 19:28:24,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 19:28:24,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 19:28:24,527 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-20 19:28:24,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-10-20 19:28:24,532 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 19:28:24,533 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-20 19:28:24,534 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;@5e61b83b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 19:28:24,534 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 19:28:24,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-20 19:28:24,739 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-20 19:28:24,740 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/5) [2022-10-20 19:28:24,743 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 19:28:24,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 19:28:24,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 19:28:24,745 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-20 19:28:24,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-10-20 19:28:24,749 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 19:28:24,750 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-20 19:28:24,750 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;@5e61b83b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 19:28:24,750 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 19:28:24,752 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-20 19:28:24,753 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-20 19:28:24,753 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/5) [2022-10-20 19:28:24,756 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 19:28:24,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 19:28:24,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 19:28:24,758 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-20 19:28:24,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-10-20 19:28:24,763 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 19:28:24,763 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Err0ASSERT_VIOLATIONASSERT ======== [2022-10-20 19:28:24,764 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;@5e61b83b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 19:28:24,764 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 19:28:24,833 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONASSERT === [P2Err0ASSERT_VIOLATIONASSERT] === [2022-10-20 19:28:24,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 19:28:24,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1386863403, now seen corresponding path program 1 times [2022-10-20 19:28:24,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 19:28:24,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344145882] [2022-10-20 19:28:24,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 19:28:24,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 19:28:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 19:28:25,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 19:28:25,757 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 19:28:25,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344145882] [2022-10-20 19:28:25,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344145882] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 19:28:25,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 19:28:25,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-10-20 19:28:25,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879354120] [2022-10-20 19:28:25,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 19:28:25,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-20 19:28:25,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 19:28:25,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-20 19:28:25,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-10-20 19:28:25,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:25,781 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 19:28:25,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 30.7) internal successors, (307), 11 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-20 19:28:25,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:26,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:26,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-20 19:28:26,087 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONASSERT === [P2Err0ASSERT_VIOLATIONASSERT] === [2022-10-20 19:28:26,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 19:28:26,088 INFO L85 PathProgramCache]: Analyzing trace with hash -301600653, now seen corresponding path program 1 times [2022-10-20 19:28:26,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 19:28:26,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351560333] [2022-10-20 19:28:26,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 19:28:26,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 19:28:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 19:28:26,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 19:28:26,301 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 19:28:26,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351560333] [2022-10-20 19:28:26,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351560333] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 19:28:26,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 19:28:26,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 19:28:26,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976775851] [2022-10-20 19:28:26,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 19:28:26,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 19:28:26,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 19:28:26,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 19:28:26,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 19:28:26,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:26,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 19:28:26,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.0) internal successors, (387), 3 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-20 19:28:26,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:26,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:28:26,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-20 19:28:26,336 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err0ASSERT_VIOLATIONASSERT === [P2Err0ASSERT_VIOLATIONASSERT] === [2022-10-20 19:28:26,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 19:28:26,337 INFO L85 PathProgramCache]: Analyzing trace with hash 231558265, now seen corresponding path program 1 times [2022-10-20 19:28:26,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 19:28:26,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403894998] [2022-10-20 19:28:26,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 19:28:26,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 19:28:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 19:28:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 19:28:26,494 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 19:28:26,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403894998] [2022-10-20 19:28:26,494 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403894998] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 19:28:26,494 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 19:28:26,495 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 19:28:26,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480704547] [2022-10-20 19:28:26,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 19:28:26,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 19:28:26,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 19:28:26,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 19:28:26,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 19:28:26,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:26,498 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 19:28:26,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.25) internal successors, (389), 4 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-20 19:28:26,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:26,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:28:26,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:26,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:26,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:28:26,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 19:28:26,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-20 19:28:26,538 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err0ASSERT_VIOLATIONASSERT === [P2Err0ASSERT_VIOLATIONASSERT] === [2022-10-20 19:28:26,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 19:28:26,538 INFO L85 PathProgramCache]: Analyzing trace with hash 250388961, now seen corresponding path program 1 times [2022-10-20 19:28:26,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 19:28:26,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263274166] [2022-10-20 19:28:26,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 19:28:26,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 19:28:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 19:28:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 19:28:26,684 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 19:28:26,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263274166] [2022-10-20 19:28:26,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263274166] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 19:28:26,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 19:28:26,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 19:28:26,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518006890] [2022-10-20 19:28:26,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 19:28:26,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 19:28:26,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 19:28:26,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 19:28:26,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 19:28:26,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:26,687 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 19:28:26,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 99.25) internal successors, (397), 4 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-20 19:28:26,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:26,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:28:26,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 19:28:26,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:28:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 19:28:26,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 19:28:26,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-20 19:28:26,753 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P2Err0ASSERT_VIOLATIONASSERT === [P2Err0ASSERT_VIOLATIONASSERT] === [2022-10-20 19:28:26,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 19:28:26,754 INFO L85 PathProgramCache]: Analyzing trace with hash 931862036, now seen corresponding path program 1 times [2022-10-20 19:28:26,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 19:28:26,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879495676] [2022-10-20 19:28:26,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 19:28:26,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 19:28:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 19:28:27,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 19:28:27,085 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 19:28:27,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879495676] [2022-10-20 19:28:27,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879495676] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 19:28:27,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 19:28:27,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-20 19:28:27,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246030578] [2022-10-20 19:28:27,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 19:28:27,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-20 19:28:27,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 19:28:27,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-20 19:28:27,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-10-20 19:28:27,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:27,090 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 19:28:27,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 49.625) internal successors, (397), 8 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-20 19:28:27,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:27,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:28:27,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 19:28:27,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 19:28:27,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:27,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:27,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:28:27,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 19:28:27,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 19:28:27,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-20 19:28:27,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-20 19:28:27,184 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting P2Err0ASSERT_VIOLATIONASSERT === [P2Err0ASSERT_VIOLATIONASSERT] === [2022-10-20 19:28:27,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 19:28:27,184 INFO L85 PathProgramCache]: Analyzing trace with hash 788627848, now seen corresponding path program 1 times [2022-10-20 19:28:27,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 19:28:27,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457921977] [2022-10-20 19:28:27,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 19:28:27,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 19:28:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 19:28:27,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 19:28:27,376 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 19:28:27,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457921977] [2022-10-20 19:28:27,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457921977] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 19:28:27,377 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 19:28:27,377 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-20 19:28:27,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119902543] [2022-10-20 19:28:27,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 19:28:27,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-20 19:28:27,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 19:28:27,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-20 19:28:27,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-10-20 19:28:27,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:28:27,380 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 19:28:27,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 49.625) internal successors, (397), 8 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-20 19:28:27,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-20 19:28:27,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:28:27,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 19:28:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 19:28:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-20 19:28:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 19:29:37,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-20 19:29:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 19:29:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 19:29:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 19:29:37,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-20 19:29:37,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-20 19:29:37,408 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-20 19:29:37,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-20 19:29:37,425 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-10-20 19:29:37,425 INFO L307 ceAbstractionStarter]: Result for error location P2Err0ASSERT_VIOLATIONASSERT was SAFE (5/5) [2022-10-20 19:29:37,427 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-20 19:29:37,428 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-20 19:29:37,443 INFO L202 PluginConnector]: Adding new model safe012_rmo.oepc.line587.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 07:29:37 BasicIcfg [2022-10-20 19:29:37,444 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-20 19:29:37,444 INFO L158 Benchmark]: Toolchain (without parser) took 78099.05ms. Allocated memory was 192.9MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 168.6MB in the beginning and 5.9GB in the end (delta: -5.7GB). Peak memory consumption was 2.3GB. Max. memory is 8.0GB. [2022-10-20 19:29:37,444 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 192.9MB. Free memory was 172.0MB in the beginning and 172.0MB in the end (delta: 84.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-20 19:29:37,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.64ms. Allocated memory is still 192.9MB. Free memory was 168.6MB in the beginning and 166.8MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-20 19:29:37,459 INFO L158 Benchmark]: Boogie Preprocessor took 73.89ms. Allocated memory is still 192.9MB. Free memory was 166.8MB in the beginning and 164.3MB in the end (delta: 2.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-20 19:29:37,459 INFO L158 Benchmark]: RCFGBuilder took 781.17ms. Allocated memory is still 192.9MB. Free memory was 164.3MB in the beginning and 154.1MB in the end (delta: 10.1MB). Peak memory consumption was 16.7MB. Max. memory is 8.0GB. [2022-10-20 19:29:37,460 INFO L158 Benchmark]: TraceAbstraction took 77195.65ms. Allocated memory was 192.9MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 153.1MB in the beginning and 5.9GB in the end (delta: -5.7GB). Peak memory consumption was 2.3GB. Max. memory is 8.0GB. [2022-10-20 19:29:37,461 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12ms. Allocated memory is still 192.9MB. Free memory was 172.0MB in the beginning and 172.0MB in the end (delta: 84.4kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 43.64ms. Allocated memory is still 192.9MB. Free memory was 168.6MB in the beginning and 166.8MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 73.89ms. Allocated memory is still 192.9MB. Free memory was 166.8MB in the beginning and 164.3MB in the end (delta: 2.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 781.17ms. Allocated memory is still 192.9MB. Free memory was 164.3MB in the beginning and 154.1MB in the end (delta: 10.1MB). Peak memory consumption was 16.7MB. Max. memory is 8.0GB. * TraceAbstraction took 77195.65ms. Allocated memory was 192.9MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 153.1MB in the beginning and 5.9GB in the end (delta: -5.7GB). Peak memory consumption was 2.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 223545, positive: 222405, positive conditional: 222405, positive unconditional: 0, negative: 1140, negative conditional: 1140, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 223545, positive: 222405, positive conditional: 222405, positive unconditional: 0, negative: 1140, negative conditional: 1140, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 222451, positive: 222405, positive conditional: 0, positive unconditional: 222405, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 14928, positive: 14888, positive conditional: 0, positive unconditional: 14888, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 222451, positive: 207517, positive conditional: 0, positive unconditional: 207517, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 14928, unknown conditional: 0, unknown unconditional: 14928] , Statistics on independence cache: Total cache size (in pairs): 14928, Positive cache size: 14888, Positive conditional cache size: 0, Positive unconditional cache size: 14888, Negative cache size: 40, Negative conditional cache size: 0, Negative unconditional cache size: 40, Independence queries for same thread: 1094, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5826, positive: 5256, positive conditional: 5256, positive unconditional: 0, negative: 570, negative conditional: 570, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5826, positive: 5256, positive conditional: 5256, positive unconditional: 0, negative: 570, negative conditional: 570, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5278, positive: 5256, positive conditional: 0, positive unconditional: 5256, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5036, positive: 5016, positive conditional: 0, positive unconditional: 5016, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5278, positive: 240, positive conditional: 0, positive unconditional: 240, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 5036, unknown conditional: 0, unknown unconditional: 5036] , Statistics on independence cache: Total cache size (in pairs): 5036, Positive cache size: 5016, Positive conditional cache size: 0, Positive unconditional cache size: 5016, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Independence queries for same thread: 548, 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: 169, positive: 161, positive conditional: 161, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5936607, positive: 5815339, positive conditional: 5815339, positive unconditional: 0, negative: 121268, negative conditional: 121268, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5822641, positive: 5815339, positive conditional: 0, positive unconditional: 5815339, negative: 7302, negative conditional: 0, negative unconditional: 7302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 19050, positive: 19005, positive conditional: 0, positive unconditional: 19005, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5822641, positive: 5796334, positive conditional: 0, positive unconditional: 5796334, negative: 7257, negative conditional: 0, negative unconditional: 7257, unknown: 19050, unknown conditional: 0, unknown unconditional: 19050] , Statistics on independence cache: Total cache size (in pairs): 161, Positive cache size: 161, Positive conditional cache size: 0, Positive unconditional cache size: 161, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 8, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 359, positive: 340, positive conditional: 340, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5936607, positive: 5815339, positive conditional: 5815339, positive unconditional: 0, negative: 121268, negative conditional: 121268, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5822641, positive: 5815339, positive conditional: 0, positive unconditional: 5815339, negative: 7302, negative conditional: 0, negative unconditional: 7302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 19050, positive: 19005, positive conditional: 0, positive unconditional: 19005, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5822641, positive: 5796334, positive conditional: 0, positive unconditional: 5796334, negative: 7257, negative conditional: 0, negative unconditional: 7257, unknown: 19050, unknown conditional: 0, unknown unconditional: 19050] , Statistics on independence cache: Total cache size (in pairs): 362, Positive cache size: 360, Positive conditional cache size: 0, Positive unconditional cache size: 360, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 25, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 365, positive: 345, positive conditional: 345, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5936607, positive: 5815339, positive conditional: 5815339, positive unconditional: 0, negative: 121268, negative conditional: 121268, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5822641, positive: 5815339, positive conditional: 0, positive unconditional: 5815339, negative: 7302, negative conditional: 0, negative unconditional: 7302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 19050, positive: 19005, positive conditional: 0, positive unconditional: 19005, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5822641, positive: 5796334, positive conditional: 0, positive unconditional: 5796334, negative: 7257, negative conditional: 0, negative unconditional: 7257, unknown: 19050, unknown conditional: 0, unknown unconditional: 19050] , Statistics on independence cache: Total cache size (in pairs): 396, Positive cache size: 394, Positive conditional cache size: 0, Positive unconditional cache size: 394, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 43, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 381, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5936607, positive: 5815339, positive conditional: 5815339, positive unconditional: 0, negative: 121268, negative conditional: 121268, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5822641, positive: 5815339, positive conditional: 0, positive unconditional: 5815339, negative: 7302, negative conditional: 0, negative unconditional: 7302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 19050, positive: 19005, positive conditional: 0, positive unconditional: 19005, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5822641, positive: 5796334, positive conditional: 0, positive unconditional: 5796334, negative: 7257, negative conditional: 0, negative unconditional: 7257, unknown: 19050, unknown conditional: 0, unknown unconditional: 19050] , Statistics on independence cache: Total cache size (in pairs): 433, Positive cache size: 431, Positive conditional cache size: 0, Positive unconditional cache size: 431, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 61, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 392, positive: 371, positive conditional: 371, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5936607, positive: 5815339, positive conditional: 5815339, positive unconditional: 0, negative: 121268, negative conditional: 121268, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5822641, positive: 5815339, positive conditional: 0, positive unconditional: 5815339, negative: 7302, negative conditional: 0, negative unconditional: 7302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 19050, positive: 19005, positive conditional: 0, positive unconditional: 19005, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5822641, positive: 5796334, positive conditional: 0, positive unconditional: 5796334, negative: 7257, negative conditional: 0, negative unconditional: 7257, unknown: 19050, unknown conditional: 0, unknown unconditional: 19050] , Statistics on independence cache: Total cache size (in pairs): 469, Positive cache size: 467, Positive conditional cache size: 0, Positive unconditional cache size: 467, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 80, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 381, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5936607, positive: 5815339, positive conditional: 5815339, positive unconditional: 0, negative: 121268, negative conditional: 121268, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5822641, positive: 5815339, positive conditional: 0, positive unconditional: 5815339, negative: 7302, negative conditional: 0, negative unconditional: 7302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 19050, positive: 19005, positive conditional: 0, positive unconditional: 19005, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5822641, positive: 5796334, positive conditional: 0, positive unconditional: 5796334, negative: 7257, negative conditional: 0, negative unconditional: 7257, unknown: 19050, unknown conditional: 0, unknown unconditional: 19050] , Statistics on independence cache: Total cache size (in pairs): 486, Positive cache size: 484, Positive conditional cache size: 0, Positive unconditional cache size: 484, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 98, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5934560, positive: 5813400, positive conditional: 5813400, positive unconditional: 0, negative: 121160, negative conditional: 121160, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5936607, positive: 5815339, positive conditional: 5815339, positive unconditional: 0, negative: 121268, negative conditional: 121268, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5822641, positive: 5815339, positive conditional: 0, positive unconditional: 5815339, negative: 7302, negative conditional: 0, negative unconditional: 7302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 19050, positive: 19005, positive conditional: 0, positive unconditional: 19005, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5822641, positive: 5796334, positive conditional: 0, positive unconditional: 5796334, negative: 7257, negative conditional: 0, negative unconditional: 7257, unknown: 19050, unknown conditional: 0, unknown unconditional: 19050] , Statistics on independence cache: Total cache size (in pairs): 19050, Positive cache size: 19005, Positive conditional cache size: 0, Positive unconditional cache size: 19005, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 113966, Statistics for Abstraction: - PositiveResult [Line: 587]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: P2Err0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 7 procedures, 828 locations, 5 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: P2Err0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 7 procedures, 828 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 72.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 70.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 47, 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: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 2274 NumberOfCodeBlocks, 2274 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 2268 ConstructedInterpolants, 0 QuantifiedInterpolants, 6877 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 828 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 3.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 828 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 828 locations, 5 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-10-20 19:29:37,511 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Ended with exit code 0 [2022-10-20 19:29:37,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2022-10-20 19:29:37,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2022-10-20 19:29:38,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-10-20 19:29:38,301 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 [2022-10-20 19:29:38,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...