/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.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk18/mix028_tso.line789.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-22 19:02:03,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-22 19:02:03,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-22 19:02:03,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-22 19:02:03,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-22 19:02:03,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-22 19:02:03,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-22 19:02:03,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-22 19:02:03,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-22 19:02:03,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-22 19:02:03,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-22 19:02:03,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-22 19:02:03,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-22 19:02:03,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-22 19:02:03,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-22 19:02:03,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-22 19:02:03,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-22 19:02:03,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-22 19:02:03,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-22 19:02:03,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-22 19:02:03,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-22 19:02:03,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-22 19:02:03,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-22 19:02:03,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-22 19:02:03,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-22 19:02:03,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-22 19:02:03,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-22 19:02:03,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-22 19:02:03,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-22 19:02:03,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-22 19:02:03,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-22 19:02:03,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-22 19:02:03,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-22 19:02:03,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-22 19:02:03,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-22 19:02:03,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-22 19:02:03,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-22 19:02:03,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-22 19:02:03,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-22 19:02:03,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-22 19:02:03,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-22 19:02:03,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2022-10-22 19:02:03,930 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-22 19:02:03,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-22 19:02:03,931 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-22 19:02:03,931 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-22 19:02:03,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-22 19:02:03,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-22 19:02:03,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-22 19:02:03,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-22 19:02:03,935 INFO L138 SettingsManager]: * Use SBE=true [2022-10-22 19:02:03,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-22 19:02:03,936 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-22 19:02:03,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-22 19:02:03,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-22 19:02:03,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-22 19:02:03,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-22 19:02:03,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-22 19:02:03,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-22 19:02:03,937 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-22 19:02:03,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-22 19:02:03,937 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-22 19:02:03,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-22 19:02:03,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-22 19:02:03,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-22 19:02:03,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-22 19:02:03,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-22 19:02:03,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-22 19:02:03,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-22 19:02:03,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-22 19:02:03,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-22 19:02:03,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-22 19:02:03,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-22 19:02:03,938 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-22 19:02:03,939 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-22 19:02:03,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-22 19:02:03,939 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-22 19:02:03,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-22 19:02:04,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-22 19:02:04,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-22 19:02:04,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-22 19:02:04,431 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-22 19:02:04,432 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-22 19:02:04,432 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk18/mix028_tso.line789.bpl [2022-10-22 19:02:04,433 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk18/mix028_tso.line789.bpl' [2022-10-22 19:02:04,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-22 19:02:04,472 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-22 19:02:04,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-22 19:02:04,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-22 19:02:04,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-22 19:02:04,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,499 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-22 19:02:04,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-22 19:02:04,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-22 19:02:04,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-22 19:02:04,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-22 19:02:04,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-22 19:02:04,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-22 19:02:04,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-22 19:02:04,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-22 19:02:04,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/1) ... [2022-10-22 19:02:04,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-22 19:02:04,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 19:02:04,571 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) [2022-10-22 19:02:04,573 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 [2022-10-22 19:02:04,634 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-22 19:02:04,634 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-22 19:02:04,634 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-22 19:02:04,634 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-22 19:02:04,635 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-22 19:02:04,635 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-22 19:02:04,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-22 19:02:04,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-22 19:02:04,636 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-22 19:02:04,891 INFO L234 CfgBuilder]: Building ICFG [2022-10-22 19:02:04,893 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-22 19:02:05,578 INFO L275 CfgBuilder]: Performing block encoding [2022-10-22 19:02:05,604 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-22 19:02:05,605 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-22 19:02:05,607 INFO L202 PluginConnector]: Adding new model mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 07:02:05 BoogieIcfgContainer [2022-10-22 19:02:05,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-22 19:02:05,609 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-22 19:02:05,609 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-22 19:02:05,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-22 19:02:05,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 07:02:04" (1/2) ... [2022-10-22 19:02:05,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b4a9b36 and model type mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 07:02:05, skipping insertion in model container [2022-10-22 19:02:05,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 07:02:05" (2/2) ... [2022-10-22 19:02:05,613 INFO L112 eAbstractionObserver]: Analyzing ICFG mix028_tso.line789.bpl [2022-10-22 19:02:05,621 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-22 19:02:05,628 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-22 19:02:05,628 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-22 19:02:05,628 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-22 19:02:05,721 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-22 19:02:05,776 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 19:02:05,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 19:02:05,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 19:02:05,781 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) [2022-10-22 19:02:05,782 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 [2022-10-22 19:02:05,825 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 19:02:05,866 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-22 19:02:05,875 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;@2a97f0af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 19:02:05,876 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 19:02:05,992 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-22 19:02:05,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-22 19:02:05,996 INFO L85 PathProgramCache]: Analyzing trace with hash 350577484, now seen corresponding path program 1 times [2022-10-22 19:02:06,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-22 19:02:06,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637263015] [2022-10-22 19:02:06,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-22 19:02:06,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-22 19:02:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-22 19:02:06,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-22 19:02:06,369 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-22 19:02:06,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637263015] [2022-10-22 19:02:06,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637263015] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-22 19:02:06,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-22 19:02:06,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-22 19:02:06,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952487486] [2022-10-22 19:02:06,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-22 19:02:06,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-22 19:02:06,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-22 19:02:06,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-22 19:02:06,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-22 19:02:06,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-22 19:02:06,414 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-22 19:02:06,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 30.75) internal successors, (123), 5 states have internal predecessors, (123), 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) [2022-10-22 19:02:06,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-22 19:02:08,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-22 19:02:08,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-22 19:02:08,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-22 19:02:08,532 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-10-22 19:02:08,533 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was SAFE (1/4) [2022-10-22 19:02:08,540 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 19:02:08,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 19:02:08,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 19:02:08,549 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) [2022-10-22 19:02:08,550 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 [2022-10-22 19:02:08,553 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 19:02:08,553 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-22 19:02:08,554 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;@2a97f0af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 19:02:08,554 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 19:02:08,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-22 19:02:08,587 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-22 19:02:08,587 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2022-10-22 19:02:08,591 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 19:02:08,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 19:02:08,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 19:02:08,617 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) [2022-10-22 19:02:08,619 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 [2022-10-22 19:02:08,621 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 19:02:08,621 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-22 19:02:08,622 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;@2a97f0af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 19:02:08,622 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 19:02:09,827 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-22 19:02:09,828 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-22 19:02:09,828 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/4) [2022-10-22 19:02:09,832 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 19:02:09,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 19:02:09,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 19:02:09,834 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) [2022-10-22 19:02:09,852 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 [2022-10-22 19:02:09,854 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 19:02:09,854 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-22 19:02:09,855 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;@2a97f0af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 19:02:09,855 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 19:02:09,857 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-22 19:02:09,858 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-22 19:02:09,858 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/4) [2022-10-22 19:02:09,859 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-22 19:02:09,859 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-22 19:02:09,863 INFO L202 PluginConnector]: Adding new model mix028_tso.line789.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 07:02:09 BasicIcfg [2022-10-22 19:02:09,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-22 19:02:09,863 INFO L158 Benchmark]: Toolchain (without parser) took 5390.81ms. Allocated memory was 200.3MB in the beginning and 1.1GB in the end (delta: 911.2MB). Free memory was 176.4MB in the beginning and 857.5MB in the end (delta: -681.1MB). Peak memory consumption was 230.9MB. Max. memory is 8.0GB. [2022-10-22 19:02:09,863 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 200.3MB. Free memory is still 179.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-22 19:02:09,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.41ms. Allocated memory is still 200.3MB. Free memory was 176.1MB in the beginning and 174.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-22 19:02:09,864 INFO L158 Benchmark]: Boogie Preprocessor took 47.25ms. Allocated memory is still 200.3MB. Free memory was 174.6MB in the beginning and 171.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-22 19:02:09,864 INFO L158 Benchmark]: RCFGBuilder took 1058.05ms. Allocated memory is still 200.3MB. Free memory was 171.9MB in the beginning and 167.6MB in the end (delta: 4.3MB). Peak memory consumption was 30.5MB. Max. memory is 8.0GB. [2022-10-22 19:02:09,865 INFO L158 Benchmark]: TraceAbstraction took 4254.11ms. Allocated memory was 200.3MB in the beginning and 1.1GB in the end (delta: 911.2MB). Free memory was 167.1MB in the beginning and 857.5MB in the end (delta: -690.4MB). Peak memory consumption was 220.2MB. Max. memory is 8.0GB. [2022-10-22 19:02:09,866 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 0.11ms. Allocated memory is still 200.3MB. Free memory is still 179.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.41ms. Allocated memory is still 200.3MB. Free memory was 176.1MB in the beginning and 174.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 47.25ms. Allocated memory is still 200.3MB. Free memory was 174.6MB in the beginning and 171.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1058.05ms. Allocated memory is still 200.3MB. Free memory was 171.9MB in the beginning and 167.6MB in the end (delta: 4.3MB). Peak memory consumption was 30.5MB. Max. memory is 8.0GB. * TraceAbstraction took 4254.11ms. Allocated memory was 200.3MB in the beginning and 1.1GB in the end (delta: 911.2MB). Free memory was 167.1MB in the beginning and 857.5MB in the end (delta: -690.4MB). Peak memory consumption was 220.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 60085, positive: 57166, positive conditional: 57166, positive unconditional: 0, negative: 2919, negative conditional: 2919, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57187, positive: 57166, positive conditional: 57166, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 57187, positive: 57166, positive conditional: 57166, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57208, positive: 57166, positive conditional: 0, positive unconditional: 57166, negative: 42, negative conditional: 21, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 57208, positive: 57166, positive conditional: 0, positive unconditional: 57166, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 57208, positive: 57166, positive conditional: 0, positive unconditional: 57166, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3563, positive: 3562, positive conditional: 0, positive unconditional: 3562, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3563, positive: 3561, positive conditional: 0, positive unconditional: 3561, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 43, positive conditional: 0, positive unconditional: 43, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57208, positive: 53604, positive conditional: 0, positive unconditional: 53604, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 3563, unknown conditional: 0, unknown unconditional: 3563] , Statistics on independence cache: Total cache size (in pairs): 3563, Positive cache size: 3562, Positive conditional cache size: 0, Positive unconditional cache size: 3562, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Eliminated conditions: 21, Maximal queried relation: 1, Independence queries for same thread: 2898 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 568, positive: 568, positive conditional: 568, 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: 568, positive: 568, positive conditional: 568, 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: 568, positive: 568, positive conditional: 568, 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: 568, positive: 568, positive conditional: 0, positive unconditional: 568, 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: 568, positive: 568, positive conditional: 0, positive unconditional: 568, 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: 568, positive: 568, positive conditional: 0, positive unconditional: 568, 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: 568, positive: 568, positive conditional: 0, positive unconditional: 568, 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: 568, positive: 568, positive conditional: 0, positive unconditional: 568, 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: 568, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 568, unknown conditional: 0, unknown unconditional: 568] , Statistics on independence cache: Total cache size (in pairs): 568, Positive cache size: 568, Positive conditional cache size: 0, Positive unconditional cache size: 568, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76583, positive: 72829, positive conditional: 72829, positive unconditional: 0, negative: 3754, negative conditional: 3754, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 72856, positive: 72829, positive conditional: 72829, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 72856, positive: 72829, positive conditional: 72829, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 72856, positive: 72829, positive conditional: 0, positive unconditional: 72829, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 72856, positive: 72829, positive conditional: 0, positive unconditional: 72829, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72856, positive: 72829, positive conditional: 0, positive unconditional: 72829, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4033, positive: 4032, positive conditional: 0, positive unconditional: 4032, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4033, positive: 4031, positive conditional: 0, positive unconditional: 4031, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 28, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 72856, positive: 68797, positive conditional: 0, positive unconditional: 68797, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 4033, unknown conditional: 0, unknown unconditional: 4033] , Statistics on independence cache: Total cache size (in pairs): 4033, Positive cache size: 4032, Positive conditional cache size: 0, Positive unconditional cache size: 4032, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 3727 - StatisticsResult: Independence relation #1 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 - PositiveResult [Line: 789]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 7 procedures, 812 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.2s, 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: 7, 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 122 ConstructedInterpolants, 0 QuantifiedInterpolants, 170 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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, 812 locations, 4 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 thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 812 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 1.2s, 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, 812 locations, 4 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! [2022-10-22 19:02:09,920 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 [2022-10-22 19:02:10,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-10-22 19:02:10,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-10-22 19:02:10,512 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-10-22 19:02:10,713 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...