/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk19/mix021_tso.oepc.line749.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-22 22:31:41,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-22 22:31:41,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-22 22:31:41,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-22 22:31:41,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-22 22:31:41,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-22 22:31:41,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-22 22:31:41,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-22 22:31:41,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-22 22:31:41,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-22 22:31:41,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-22 22:31:41,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-22 22:31:41,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-22 22:31:41,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-22 22:31:41,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-22 22:31:41,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-22 22:31:41,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-22 22:31:41,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-22 22:31:41,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-22 22:31:41,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-22 22:31:41,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-22 22:31:41,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-22 22:31:41,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-22 22:31:41,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-22 22:31:41,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-22 22:31:41,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-22 22:31:41,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-22 22:31:41,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-22 22:31:41,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-22 22:31:41,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-22 22:31:41,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-22 22:31:41,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-22 22:31:41,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-22 22:31:41,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-22 22:31:41,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-22 22:31:41,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-22 22:31:41,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-22 22:31:41,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-22 22:31:41,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-22 22:31:41,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-22 22:31:41,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-22 22:31:41,513 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-22 22:31:41,540 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-22 22:31:41,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-22 22:31:41,541 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-22 22:31:41,541 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-22 22:31:41,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-22 22:31:41,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-22 22:31:41,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-22 22:31:41,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-22 22:31:41,544 INFO L138 SettingsManager]: * Use SBE=true [2022-10-22 22:31:41,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-22 22:31:41,544 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-22 22:31:41,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-22 22:31:41,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-22 22:31:41,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-22 22:31:41,546 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-22 22:31:41,547 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-22 22:31:41,547 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-22 22:31:41,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-22 22:31:41,547 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-22 22:31:41,547 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-22 22:31:41,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-22 22:31:41,547 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-22 22:31:41,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-22 22:31:41,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-22 22:31:41,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-22 22:31:41,815 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-22 22:31:41,816 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-22 22:31:41,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk19/mix021_tso.oepc.line749.bpl [2022-10-22 22:31:41,817 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk19/mix021_tso.oepc.line749.bpl' [2022-10-22 22:31:41,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-22 22:31:41,875 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-22 22:31:41,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-22 22:31:41,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-22 22:31:41,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-22 22:31:41,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,911 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-22 22:31:41,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-22 22:31:41,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-22 22:31:41,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-22 22:31:41,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-22 22:31:41,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-22 22:31:41,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-22 22:31:41,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-22 22:31:41,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-22 22:31:41,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/1) ... [2022-10-22 22:31:41,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-22 22:31:41,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 22:31:42,005 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 22:31:42,009 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 22:31:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-22 22:31:42,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-22 22:31:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-22 22:31:42,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-22 22:31:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-22 22:31:42,038 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-22 22:31:42,038 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-22 22:31:42,038 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-22 22:31:42,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-22 22:31:42,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-22 22:31:42,040 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 22:31:42,160 INFO L234 CfgBuilder]: Building ICFG [2022-10-22 22:31:42,161 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-22 22:31:42,588 INFO L275 CfgBuilder]: Performing block encoding [2022-10-22 22:31:42,598 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-22 22:31:42,598 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-22 22:31:42,600 INFO L202 PluginConnector]: Adding new model mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:31:42 BoogieIcfgContainer [2022-10-22 22:31:42,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-22 22:31:42,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-22 22:31:42,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-22 22:31:42,604 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-22 22:31:42,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 10:31:41" (1/2) ... [2022-10-22 22:31:42,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56bdd1ef and model type mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 10:31:42, skipping insertion in model container [2022-10-22 22:31:42,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:31:42" (2/2) ... [2022-10-22 22:31:42,606 INFO L112 eAbstractionObserver]: Analyzing ICFG mix021_tso.oepc.line749.bpl [2022-10-22 22:31:42,611 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-22 22:31:42,617 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-22 22:31:42,618 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-22 22:31:42,618 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-22 22:31:42,682 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-22 22:31:42,731 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-22 22:31:42,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 22:31:42,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 22:31:42,734 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 22:31:42,745 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 22:31:42,767 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 22:31:42,773 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-22 22:31:42,777 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;@33b26079, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 22:31:42,778 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 22:31:42,983 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-22 22:31:42,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-22 22:31:42,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1364737857, now seen corresponding path program 1 times [2022-10-22 22:31:42,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-22 22:31:42,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297961820] [2022-10-22 22:31:42,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-22 22:31:42,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-22 22:31:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-22 22:31:43,398 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 22:31:43,398 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-22 22:31:43,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297961820] [2022-10-22 22:31:43,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297961820] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-22 22:31:43,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-22 22:31:43,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-22 22:31:43,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178005421] [2022-10-22 22:31:43,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-22 22:31:43,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-22 22:31:43,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-22 22:31:43,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-22 22:31:43,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-22 22:31:43,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-22 22:31:43,424 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-22 22:31:43,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 25.5) internal successors, (153), 7 states have internal predecessors, (153), 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 22:31:43,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-22 22:33:19,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-22 22:33:19,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-22 22:33:19,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-22 22:33:19,451 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-10-22 22:33:19,461 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was SAFE (1/5) [2022-10-22 22:33:19,487 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-22 22:33:19,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 22:33:19,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 22:33:19,497 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 22:33:19,499 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 22:33:19,507 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 22:33:19,507 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-22 22:33:19,508 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;@33b26079, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 22:33:19,508 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 22:35:04,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-22 22:35:04,112 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-22 22:35:04,112 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/5) [2022-10-22 22:35:04,123 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-22 22:35:04,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 22:35:04,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 22:35:04,125 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 22:35:04,126 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 22:35:04,134 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 22:35:04,134 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-22 22:35:04,135 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;@33b26079, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 22:35:04,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 22:35:04,137 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-22 22:35:04,138 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-22 22:35:04,138 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/5) [2022-10-22 22:35:04,141 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-22 22:35:04,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 22:35:04,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 22:35:04,147 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 22:35:04,148 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 22:35:04,151 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 22:35:04,151 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-22 22:35:04,152 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;@33b26079, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 22:35:04,152 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 22:35:05,566 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-22 22:35:05,567 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-22 22:35:05,567 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/5) [2022-10-22 22:35:05,570 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-22 22:35:05,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-22 22:35:05,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-22 22:35:05,572 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-22 22:35:05,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-10-22 22:35:05,581 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-22 22:35:05,582 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-22 22:35:05,582 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;@33b26079, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-22 22:35:05,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-22 22:35:05,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-22 22:35:05,632 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-22 22:35:05,633 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (5/5) [2022-10-22 22:35:05,634 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-22 22:35:05,635 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-22 22:35:05,642 INFO L202 PluginConnector]: Adding new model mix021_tso.oepc.line749.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 10:35:05 BasicIcfg [2022-10-22 22:35:05,642 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-22 22:35:05,642 INFO L158 Benchmark]: Toolchain (without parser) took 203767.57ms. Allocated memory was 208.7MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 185.3MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. [2022-10-22 22:35:05,643 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 208.7MB. Free memory is still 188.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-22 22:35:05,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.49ms. Allocated memory is still 208.7MB. Free memory was 185.2MB in the beginning and 183.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-22 22:35:05,645 INFO L158 Benchmark]: Boogie Preprocessor took 47.17ms. Allocated memory is still 208.7MB. Free memory was 183.5MB in the beginning and 181.0MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-22 22:35:05,645 INFO L158 Benchmark]: RCFGBuilder took 638.06ms. Allocated memory is still 208.7MB. Free memory was 181.0MB in the beginning and 177.6MB in the end (delta: 3.4MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2022-10-22 22:35:05,646 INFO L158 Benchmark]: TraceAbstraction took 203040.22ms. Allocated memory was 208.7MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 177.1MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. [2022-10-22 22:35:05,647 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12ms. Allocated memory is still 208.7MB. Free memory is still 188.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.49ms. Allocated memory is still 208.7MB. Free memory was 185.2MB in the beginning and 183.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 47.17ms. Allocated memory is still 208.7MB. Free memory was 183.5MB in the beginning and 181.0MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 638.06ms. Allocated memory is still 208.7MB. Free memory was 181.0MB in the beginning and 177.6MB in the end (delta: 3.4MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * TraceAbstraction took 203040.22ms. Allocated memory was 208.7MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 177.1MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 233, positive: 233, positive conditional: 233, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7351625, positive: 7098809, positive conditional: 7098809, positive unconditional: 0, negative: 252816, negative conditional: 252816, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7127789, positive: 7098809, positive conditional: 0, positive unconditional: 7098809, negative: 28980, negative conditional: 0, negative unconditional: 28980, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 13178, positive: 13124, positive conditional: 0, positive unconditional: 13124, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7127789, positive: 7085685, positive conditional: 0, positive unconditional: 7085685, negative: 28926, negative conditional: 0, negative unconditional: 28926, unknown: 13178, unknown conditional: 0, unknown unconditional: 13178] , Statistics on independence cache: Total cache size (in pairs): 147, Positive cache size: 147, Positive conditional cache size: 0, Positive unconditional cache size: 147, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 7351392, positive: 7098576, positive conditional: 7098576, positive unconditional: 0, negative: 252816, negative conditional: 252816, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7351625, positive: 7098809, positive conditional: 7098809, positive unconditional: 0, negative: 252816, negative conditional: 252816, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7127789, positive: 7098809, positive conditional: 0, positive unconditional: 7098809, negative: 28980, negative conditional: 0, negative unconditional: 28980, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 13178, positive: 13124, positive conditional: 0, positive unconditional: 13124, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7127789, positive: 7085685, positive conditional: 0, positive unconditional: 7085685, negative: 28926, negative conditional: 0, negative unconditional: 28926, unknown: 13178, unknown conditional: 0, unknown unconditional: 13178] , Statistics on independence cache: Total cache size (in pairs): 13178, Positive cache size: 13124, Positive conditional cache size: 0, Positive unconditional cache size: 13124, Negative cache size: 54, Negative conditional cache size: 0, Negative unconditional cache size: 54, Independence queries for same thread: 223836, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 9498767, positive: 9174743, positive conditional: 9174743, positive unconditional: 0, negative: 324024, negative conditional: 324024, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9498767, positive: 9174743, positive conditional: 9174743, positive unconditional: 0, negative: 324024, negative conditional: 324024, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9212003, positive: 9174743, positive conditional: 0, positive unconditional: 9174743, negative: 37260, negative conditional: 0, negative unconditional: 37260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 14115, positive: 14061, positive conditional: 0, positive unconditional: 14061, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9212003, positive: 9160682, positive conditional: 0, positive unconditional: 9160682, negative: 37206, negative conditional: 0, negative unconditional: 37206, unknown: 14115, unknown conditional: 0, unknown unconditional: 14115] , Statistics on independence cache: Total cache size (in pairs): 14115, Positive cache size: 14061, Positive conditional cache size: 0, Positive unconditional cache size: 14061, Negative cache size: 54, Negative conditional cache size: 0, Negative unconditional cache size: 54, Independence queries for same thread: 286764, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 71420, positive: 67832, positive conditional: 67832, positive unconditional: 0, negative: 3588, negative conditional: 3588, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 71420, positive: 67832, positive conditional: 67832, positive unconditional: 0, negative: 3588, negative conditional: 3588, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67832, positive: 67832, positive conditional: 0, positive unconditional: 67832, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3878, positive: 3878, positive conditional: 0, positive unconditional: 3878, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 67832, positive: 63954, positive conditional: 0, positive unconditional: 63954, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3878, unknown conditional: 0, unknown unconditional: 3878] , Statistics on independence cache: Total cache size (in pairs): 3878, Positive cache size: 3878, Positive conditional cache size: 0, Positive unconditional cache size: 3878, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 3588, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 570, positive: 570, positive conditional: 570, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 570, positive: 570, positive conditional: 570, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 570, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 570, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 570, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 570, unknown conditional: 0, unknown unconditional: 570] , Statistics on independence cache: Total cache size (in pairs): 570, Positive cache size: 570, Positive conditional cache size: 0, Positive unconditional cache size: 570, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - PositiveResult [Line: 749]: 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 9 procedures, 758 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 96.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 96.2s, 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, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 152 ConstructedInterpolants, 0 QuantifiedInterpolants, 244 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 9 procedures, 758 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 104.6s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 104.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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 9 procedures, 758 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 9 procedures, 758 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 1.4s, 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.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 9 procedures, 758 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-10-22 22:35:05,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Forceful destruction successful, exit code 0 [2022-10-22 22:35:05,892 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 22:35:06,094 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 22:35:06,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-10-22 22:35:06,496 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 22:35:06,694 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...