/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy BADGER --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf --traceabstraction.coinflip.probability.value 0 --traceabstraction.coinflip.random.seed 0 --traceabstraction.coinflip.budget.determination.mode FALLBACK --traceabstraction.coinflip.probability.increment 5 -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/min-max-sample-abs-nonatomic.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-10 12:34:53,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-10 12:34:53,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-10 12:34:53,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-10 12:34:53,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-10 12:34:53,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-10 12:34:53,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-10 12:34:53,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-10 12:34:53,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-10 12:34:53,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-10 12:34:53,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-10 12:34:53,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-10 12:34:53,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-10 12:34:53,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-10 12:34:53,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-10 12:34:53,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-10 12:34:53,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-10 12:34:53,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-10 12:34:53,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-10 12:34:53,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-10 12:34:53,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-10 12:34:53,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-10-10 12:34:53,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-10 12:34:53,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-10 12:34:53,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-10 12:34:53,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-10 12:34:53,747 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-10 12:34:53,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-10 12:34:53,748 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-10 12:34:53,748 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-10 12:34:53,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-10 12:34:53,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-10 12:34:53,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-10 12:34:53,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-10 12:34:53,751 INFO L138 SettingsManager]: * Use SBE=true [2022-10-10 12:34:53,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-10 12:34:53,752 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-10 12:34:53,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-10 12:34:53,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-10 12:34:53,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-10 12:34:53,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-10 12:34:53,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-10 12:34:53,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-10 12:34:53,753 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-10 12:34:53,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-10 12:34:53,753 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-10 12:34:53,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-10 12:34:53,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-10 12:34:53,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-10 12:34:53,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-10 12:34:53,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-10 12:34:53,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 12:34:53,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-10 12:34:53,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-10 12:34:53,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-10 12:34:53,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-10 12:34:53,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-10 12:34:53,754 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-10 12:34:53,755 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-10 12:34:53,755 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-10 12:34:53,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-10 12:34:53,755 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-10 12:34:53,755 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-10 12:34:53,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-10 12:34:53,755 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-10 12:34:53,756 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability value -> 0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip random seed -> 0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip budget determination mode -> FALLBACK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability increment -> 5 [2022-10-10 12:34:54,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-10 12:34:54,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-10 12:34:54,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-10 12:34:54,056 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-10 12:34:54,057 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-10 12:34:54,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/min-max-sample-abs-nonatomic.bpl [2022-10-10 12:34:54,058 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/min-max-sample-abs-nonatomic.bpl' [2022-10-10 12:34:54,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-10 12:34:54,081 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-10 12:34:54,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-10 12:34:54,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-10 12:34:54,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-10 12:34:54,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,100 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-10 12:34:54,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-10 12:34:54,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-10 12:34:54,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-10 12:34:54,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-10 12:34:54,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-10 12:34:54,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-10 12:34:54,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-10 12:34:54,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-10 12:34:54,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/1) ... [2022-10-10 12:34:54,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 12:34:54,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 12:34:54,145 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) [2022-10-10 12:34:54,156 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 [2022-10-10 12:34:54,188 INFO L124 BoogieDeclarations]: Specification and implementation of procedure computeMax given in one single declaration [2022-10-10 12:34:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure computeMax [2022-10-10 12:34:54,189 INFO L138 BoogieDeclarations]: Found implementation of procedure computeMax [2022-10-10 12:34:54,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-10-10 12:34:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-10 12:34:54,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-10 12:34:54,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sample given in one single declaration [2022-10-10 12:34:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure sample [2022-10-10 12:34:54,191 INFO L138 BoogieDeclarations]: Found implementation of procedure sample [2022-10-10 12:34:54,191 INFO L124 BoogieDeclarations]: Specification and implementation of procedure mapAbs given in one single declaration [2022-10-10 12:34:54,191 INFO L130 BoogieDeclarations]: Found specification of procedure mapAbs [2022-10-10 12:34:54,192 INFO L138 BoogieDeclarations]: Found implementation of procedure mapAbs [2022-10-10 12:34:54,193 INFO L124 BoogieDeclarations]: Specification and implementation of procedure computeMin given in one single declaration [2022-10-10 12:34:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure computeMin [2022-10-10 12:34:54,194 INFO L138 BoogieDeclarations]: Found implementation of procedure computeMin [2022-10-10 12:34:54,195 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-10 12:34:54,230 INFO L234 CfgBuilder]: Building ICFG [2022-10-10 12:34:54,232 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-10 12:34:54,317 INFO L275 CfgBuilder]: Performing block encoding [2022-10-10 12:34:54,322 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-10 12:34:54,322 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-10 12:34:54,324 INFO L202 PluginConnector]: Adding new model min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 12:34:54 BoogieIcfgContainer [2022-10-10 12:34:54,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-10 12:34:54,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-10 12:34:54,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-10 12:34:54,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-10 12:34:54,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:34:54" (1/2) ... [2022-10-10 12:34:54,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c372aa5 and model type min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 12:34:54, skipping insertion in model container [2022-10-10 12:34:54,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 12:34:54" (2/2) ... [2022-10-10 12:34:54,329 INFO L112 eAbstractionObserver]: Analyzing ICFG min-max-sample-abs-nonatomic.bpl [2022-10-10 12:34:54,335 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-10 12:34:54,342 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-10 12:34:54,342 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-10 12:34:54,342 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-10 12:34:54,405 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-10-10 12:34:54,433 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 12:34:54,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 12:34:54,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 12:34:54,446 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) [2022-10-10 12:34:54,463 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 [2022-10-10 12:34:54,477 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:34:54,490 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 12:34:54,490 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 12:34:54,490 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 12:34:54,512 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-10 12:34:54,517 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;@5a485f72, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:34:54,517 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 12:34:55,056 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:34:55,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:34:55,060 INFO L85 PathProgramCache]: Analyzing trace with hash 818726503, now seen corresponding path program 1 times [2022-10-10 12:34:55,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:34:55,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424438113] [2022-10-10 12:34:55,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:34:55,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:34:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:34:55,879 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-10 12:34:55,879 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:34:55,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424438113] [2022-10-10 12:34:55,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424438113] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:34:55,880 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:34:55,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2022-10-10 12:34:55,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431480755] [2022-10-10 12:34:55,882 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:34:55,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-10-10 12:34:55,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:34:55,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-10-10 12:34:55,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-10-10 12:34:55,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:34:55,906 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:34:55,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 2.25) internal successors, (45), 21 states have internal predecessors, (45), 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) [2022-10-10 12:34:55,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:34:57,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:34:57,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-10 12:34:57,734 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:34:57,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:34:57,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1376536335, now seen corresponding path program 1 times [2022-10-10 12:34:57,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:34:57,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349619667] [2022-10-10 12:34:57,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:34:57,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:34:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:34:57,832 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 41 proven. 48 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-10 12:34:57,833 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:34:57,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349619667] [2022-10-10 12:34:57,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349619667] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:34:57,833 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:34:57,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2022-10-10 12:34:57,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660297851] [2022-10-10 12:34:57,833 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:34:57,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-10 12:34:57,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:34:57,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-10 12:34:57,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-10 12:34:57,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:34:57,837 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:34:57,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 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) [2022-10-10 12:34:57,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:34:57,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:34:58,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:34:58,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-10 12:34:58,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-10 12:34:58,596 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:34:58,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:34:58,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1345776460, now seen corresponding path program 2 times [2022-10-10 12:34:58,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:34:58,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319249241] [2022-10-10 12:34:58,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:34:58,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:34:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:34:58,714 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 68 proven. 178 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-10 12:34:58,714 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:34:58,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319249241] [2022-10-10 12:34:58,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319249241] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:34:58,715 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:34:58,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2022-10-10 12:34:58,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043359249] [2022-10-10 12:34:58,715 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:34:58,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 12:34:58,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:34:58,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 12:34:58,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-10-10 12:34:58,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:34:58,716 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:34:58,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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) [2022-10-10 12:34:58,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:34:58,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-10-10 12:34:58,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:35:00,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:35:00,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-10 12:35:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-10 12:35:00,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-10 12:35:00,368 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:35:00,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:35:00,370 INFO L85 PathProgramCache]: Analyzing trace with hash -57118186, now seen corresponding path program 3 times [2022-10-10 12:35:00,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:35:00,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667694419] [2022-10-10 12:35:00,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:35:00,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:35:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:35:00,591 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 312 proven. 129 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-10-10 12:35:00,595 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:35:00,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667694419] [2022-10-10 12:35:00,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667694419] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:35:00,598 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:35:00,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2022-10-10 12:35:00,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222479614] [2022-10-10 12:35:00,598 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:35:00,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 12:35:00,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:35:00,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 12:35:00,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2022-10-10 12:35:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:35:00,600 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:35:00,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 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) [2022-10-10 12:35:00,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:35:00,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-10-10 12:35:00,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-10-10 12:35:00,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:35:08,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:35:08,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-10 12:35:08,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-10 12:35:08,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-10-10 12:35:08,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-10 12:35:08,182 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:35:08,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:35:08,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1622364184, now seen corresponding path program 4 times [2022-10-10 12:35:08,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:35:08,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762091252] [2022-10-10 12:35:08,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:35:08,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:35:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:35:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 21 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-10 12:35:09,182 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:35:09,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762091252] [2022-10-10 12:35:09,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762091252] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:35:09,182 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:35:09,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2022-10-10 12:35:09,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776800174] [2022-10-10 12:35:09,182 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:35:09,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2022-10-10 12:35:09,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:35:09,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2022-10-10 12:35:09,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=1200, Unknown=0, NotChecked=0, Total=1332 [2022-10-10 12:35:09,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:35:09,184 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:35:09,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 36 states have (on average 1.8333333333333333) internal successors, (66), 37 states have internal predecessors, (66), 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) [2022-10-10 12:35:09,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:35:09,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-10-10 12:35:09,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-10-10 12:35:09,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-10-10 12:35:09,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:35:56,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:35:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-10 12:35:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-10 12:35:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-10-10 12:35:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2022-10-10 12:35:56,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-10 12:35:56,879 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:35:56,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:35:56,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1873955134, now seen corresponding path program 5 times [2022-10-10 12:35:56,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:35:56,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252802009] [2022-10-10 12:35:56,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:35:56,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:35:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:35:57,200 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 99 proven. 406 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-10 12:35:57,201 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:35:57,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252802009] [2022-10-10 12:35:57,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252802009] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:35:57,201 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:35:57,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2022-10-10 12:35:57,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967096713] [2022-10-10 12:35:57,201 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:35:57,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-10-10 12:35:57,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:35:57,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-10-10 12:35:57,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2022-10-10 12:35:57,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:35:57,203 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:35:57,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.6521739130434785) internal successors, (107), 23 states have internal predecessors, (107), 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) [2022-10-10 12:35:57,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-10 12:35:57,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-10-10 12:35:57,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-10-10 12:35:57,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-10-10 12:35:57,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2022-10-10 12:35:57,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-10 12:40:49,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-10 12:40:49,083 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-10 12:40:49,085 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-10 12:40:49,089 INFO L444 BasicCegarLoop]: Path program histogram: [5, 1] [2022-10-10 12:40:49,090 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/5) [2022-10-10 12:40:49,091 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-10 12:40:49,091 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-10 12:40:49,096 INFO L202 PluginConnector]: Adding new model min-max-sample-abs-nonatomic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 12:40:49 BasicIcfg [2022-10-10 12:40:49,096 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-10 12:40:49,096 INFO L158 Benchmark]: Toolchain (without parser) took 355015.22ms. Allocated memory was 169.9MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 148.4MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 3.2GB. Max. memory is 8.0GB. [2022-10-10 12:40:49,096 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 169.9MB. Free memory was 149.5MB in the beginning and 149.5MB in the end (delta: 85.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-10 12:40:49,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.19ms. Allocated memory is still 169.9MB. Free memory was 148.3MB in the beginning and 146.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-10 12:40:49,099 INFO L158 Benchmark]: Boogie Preprocessor took 19.06ms. Allocated memory is still 169.9MB. Free memory was 146.7MB in the beginning and 145.7MB in the end (delta: 958.7kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-10 12:40:49,100 INFO L158 Benchmark]: RCFGBuilder took 201.76ms. Allocated memory is still 169.9MB. Free memory was 145.6MB in the beginning and 135.9MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-10-10 12:40:49,100 INFO L158 Benchmark]: TraceAbstraction took 354770.34ms. Allocated memory was 169.9MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 135.2MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 3.1GB. Max. memory is 8.0GB. [2022-10-10 12:40:49,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-10-10 12:40:49,111 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-10 12:40:49,111 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10ms. Allocated memory is still 169.9MB. Free memory was 149.5MB in the beginning and 149.5MB in the end (delta: 85.0kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 20.19ms. Allocated memory is still 169.9MB. Free memory was 148.3MB in the beginning and 146.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 19.06ms. Allocated memory is still 169.9MB. Free memory was 146.7MB in the beginning and 145.7MB in the end (delta: 958.7kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 201.76ms. Allocated memory is still 169.9MB. Free memory was 145.6MB in the beginning and 135.9MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 354770.34ms. Allocated memory was 169.9MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 135.2MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 3.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 16119, positive: 14393, positive conditional: 14393, positive unconditional: 0, negative: 1726, negative conditional: 1726, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16167159, positive: 14480861, positive conditional: 14480861, positive unconditional: 0, negative: 1686298, negative conditional: 1686298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14837167, positive: 14480861, positive conditional: 0, positive unconditional: 14480861, negative: 356306, negative conditional: 0, negative unconditional: 356306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 517, positive: 506, positive conditional: 0, positive unconditional: 506, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14837167, positive: 14480355, positive conditional: 0, positive unconditional: 14480355, negative: 356295, negative conditional: 0, negative unconditional: 356295, unknown: 517, unknown conditional: 0, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 263, Positive cache size: 259, Positive conditional cache size: 0, Positive unconditional cache size: 259, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Independence queries for same thread: 1534, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 46826, positive: 41668, positive conditional: 41668, positive unconditional: 0, negative: 5158, negative conditional: 5158, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16167159, positive: 14480861, positive conditional: 14480861, positive unconditional: 0, negative: 1686298, negative conditional: 1686298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14837167, positive: 14480861, positive conditional: 0, positive unconditional: 14480861, negative: 356306, negative conditional: 0, negative unconditional: 356306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 517, positive: 506, positive conditional: 0, positive unconditional: 506, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14837167, positive: 14480355, positive conditional: 0, positive unconditional: 14480355, negative: 356295, negative conditional: 0, negative unconditional: 356295, unknown: 517, unknown conditional: 0, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 515, Positive cache size: 504, Positive conditional cache size: 0, Positive unconditional cache size: 504, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Independence queries for same thread: 5773, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 78582, positive: 70160, positive conditional: 70160, positive unconditional: 0, negative: 8422, negative conditional: 8422, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16167159, positive: 14480861, positive conditional: 14480861, positive unconditional: 0, negative: 1686298, negative conditional: 1686298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14837167, positive: 14480861, positive conditional: 0, positive unconditional: 14480861, negative: 356306, negative conditional: 0, negative unconditional: 356306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 517, positive: 506, positive conditional: 0, positive unconditional: 506, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14837167, positive: 14480355, positive conditional: 0, positive unconditional: 14480355, negative: 356295, negative conditional: 0, negative unconditional: 356295, unknown: 517, unknown conditional: 0, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 515, Positive cache size: 504, Positive conditional cache size: 0, Positive unconditional cache size: 504, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Independence queries for same thread: 12561, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 178214, positive: 158842, positive conditional: 158842, positive unconditional: 0, negative: 19372, negative conditional: 19372, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16167159, positive: 14480861, positive conditional: 14480861, positive unconditional: 0, negative: 1686298, negative conditional: 1686298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14837167, positive: 14480861, positive conditional: 0, positive unconditional: 14480861, negative: 356306, negative conditional: 0, negative unconditional: 356306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 517, positive: 506, positive conditional: 0, positive unconditional: 506, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14837167, positive: 14480355, positive conditional: 0, positive unconditional: 14480355, negative: 356295, negative conditional: 0, negative unconditional: 356295, unknown: 517, unknown conditional: 0, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 506, Positive conditional cache size: 0, Positive unconditional cache size: 506, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Independence queries for same thread: 28126, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 953192, positive: 850901, positive conditional: 850901, positive unconditional: 0, negative: 102291, negative conditional: 102291, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16167159, positive: 14480861, positive conditional: 14480861, positive unconditional: 0, negative: 1686298, negative conditional: 1686298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14837167, positive: 14480861, positive conditional: 0, positive unconditional: 14480861, negative: 356306, negative conditional: 0, negative unconditional: 356306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 517, positive: 506, positive conditional: 0, positive unconditional: 506, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14837167, positive: 14480355, positive conditional: 0, positive unconditional: 14480355, negative: 356295, negative conditional: 0, negative unconditional: 356295, unknown: 517, unknown conditional: 0, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 506, Positive conditional cache size: 0, Positive unconditional cache size: 506, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Independence queries for same thread: 109933, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3365998, positive: 3014881, positive conditional: 3014881, positive unconditional: 0, negative: 351117, negative conditional: 351117, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16167159, positive: 14480861, positive conditional: 14480861, positive unconditional: 0, negative: 1686298, negative conditional: 1686298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14837167, positive: 14480861, positive conditional: 0, positive unconditional: 14480861, negative: 356306, negative conditional: 0, negative unconditional: 356306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 517, positive: 506, positive conditional: 0, positive unconditional: 506, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14837167, positive: 14480355, positive conditional: 0, positive unconditional: 14480355, negative: 356295, negative conditional: 0, negative unconditional: 356295, unknown: 517, unknown conditional: 0, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 506, Positive conditional cache size: 0, Positive unconditional cache size: 506, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Independence queries for same thread: 387637, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 11528228, positive: 10330016, positive conditional: 10330016, positive unconditional: 0, negative: 1198212, negative conditional: 1198212, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16167159, positive: 14480861, positive conditional: 14480861, positive unconditional: 0, negative: 1686298, negative conditional: 1686298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14837167, positive: 14480861, positive conditional: 0, positive unconditional: 14480861, negative: 356306, negative conditional: 0, negative unconditional: 356306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 517, positive: 506, positive conditional: 0, positive unconditional: 506, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14837167, positive: 14480355, positive conditional: 0, positive unconditional: 14480355, negative: 356295, negative conditional: 0, negative unconditional: 356295, unknown: 517, unknown conditional: 0, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 506, Positive conditional cache size: 0, Positive unconditional cache size: 506, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Independence queries for same thread: 1329992, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks 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: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ 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] , SemanticIndependenceRelation.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] , SemanticIndependenceRelation.Query Time [ms]: [ 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, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - TimeoutResultAtElement [Line: 88]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 9 procedures, 68 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 354.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 351.9s, 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: 303, 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, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 539 NumberOfCodeBlocks, 539 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 533 ConstructedInterpolants, 0 QuantifiedInterpolants, 3882 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 0 PerfectInterpolantSequences, 686/1541 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown