/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/ring_2w1r-2.line565.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-09-30 07:41:22,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-30 07:41:22,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-30 07:41:22,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-30 07:41:22,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-30 07:41:22,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-30 07:41:22,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-30 07:41:22,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-30 07:41:22,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-30 07:41:22,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-30 07:41:22,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-30 07:41:22,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-30 07:41:22,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-30 07:41:22,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-30 07:41:22,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-30 07:41:22,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-30 07:41:22,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-30 07:41:22,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-30 07:41:22,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-30 07:41:22,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-30 07:41:22,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-30 07:41:22,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-30 07:41:22,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-30 07:41:22,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-30 07:41:22,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-30 07:41:22,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-30 07:41:22,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-30 07:41:22,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-30 07:41:22,521 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-09-30 07:41:22,559 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-30 07:41:22,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-30 07:41:22,560 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-30 07:41:22,560 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-30 07:41:22,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-30 07:41:22,561 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-30 07:41:22,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-30 07:41:22,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-30 07:41:22,562 INFO L138 SettingsManager]: * Use SBE=true [2022-09-30 07:41:22,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-30 07:41:22,563 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-30 07:41:22,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-30 07:41:22,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-30 07:41:22,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-30 07:41:22,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-30 07:41:22,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-30 07:41:22,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-30 07:41:22,564 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-30 07:41:22,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-30 07:41:22,564 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-30 07:41:22,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-30 07:41:22,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-30 07:41:22,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-30 07:41:22,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-30 07:41:22,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-30 07:41:22,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-30 07:41:22,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-30 07:41:22,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-30 07:41:22,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-30 07:41:22,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-30 07:41:22,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-30 07:41:22,567 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-30 07:41:22,567 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-09-30 07:41:22,567 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-30 07:41:22,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-30 07:41:22,567 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-09-30 07:41:22,567 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-09-30 07:41:22,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-09-30 07:41:22,567 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-30 07:41:22,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-30 07:41:22,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-30 07:41:22,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-30 07:41:22,824 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-30 07:41:22,827 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-30 07:41:22,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/ring_2w1r-2.line565.bpl [2022-09-30 07:41:22,829 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/ring_2w1r-2.line565.bpl' [2022-09-30 07:41:22,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-30 07:41:22,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-09-30 07:41:22,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-30 07:41:22,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-30 07:41:22,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-30 07:41:22,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/1) ... [2022-09-30 07:41:22,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/1) ... [2022-09-30 07:41:22,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/1) ... [2022-09-30 07:41:22,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/1) ... [2022-09-30 07:41:22,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/1) ... [2022-09-30 07:41:22,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/1) ... [2022-09-30 07:41:22,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/1) ... [2022-09-30 07:41:22,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-30 07:41:23,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-30 07:41:23,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-30 07:41:23,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-30 07:41:23,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/1) ... [2022-09-30 07:41:23,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-30 07:41:23,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 07:41:23,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-09-30 07:41:23,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-09-30 07:41:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2022-09-30 07:41:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2022-09-30 07:41:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2022-09-30 07:41:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2022-09-30 07:41:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-30 07:41:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-30 07:41:23,082 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-30 07:41:23,261 INFO L234 CfgBuilder]: Building ICFG [2022-09-30 07:41:23,262 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-30 07:41:23,970 INFO L275 CfgBuilder]: Performing block encoding [2022-09-30 07:41:23,992 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-30 07:41:23,993 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-09-30 07:41:23,996 INFO L202 PluginConnector]: Adding new model ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 07:41:23 BoogieIcfgContainer [2022-09-30 07:41:23,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-30 07:41:24,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-30 07:41:24,000 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-30 07:41:24,004 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-30 07:41:24,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 07:41:22" (1/2) ... [2022-09-30 07:41:24,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792561ae and model type ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.09 07:41:24, skipping insertion in model container [2022-09-30 07:41:24,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 07:41:23" (2/2) ... [2022-09-30 07:41:24,014 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_2w1r-2.line565.bpl [2022-09-30 07:41:24,022 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-30 07:41:24,032 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-30 07:41:24,032 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-09-30 07:41:24,032 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-30 07:41:24,196 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-09-30 07:41:24,259 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-30 07:41:24,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-30 07:41:24,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 07:41:24,262 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-30 07:41:24,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-09-30 07:41:24,299 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-30 07:41:24,306 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-09-30 07:41:24,313 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;@2b9038ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-30 07:41:24,314 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-30 07:41:24,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-09-30 07:41:24,795 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-30 07:41:24,799 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/4) [2022-09-30 07:41:24,808 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-30 07:41:24,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-30 07:41:24,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 07:41:24,811 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-30 07:41:24,826 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-30 07:41:24,826 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-09-30 07:41:24,828 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;@2b9038ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-30 07:41:24,828 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-30 07:41:24,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-09-30 07:41:24,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-09-30 07:41:24,840 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-30 07:41:24,841 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2022-09-30 07:41:24,854 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-30 07:41:24,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-30 07:41:24,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 07:41:24,885 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-30 07:41:24,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-09-30 07:41:24,892 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-30 07:41:24,894 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == writer_fnErr0ASSERT_VIOLATIONASSERT ======== [2022-09-30 07:41:24,894 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;@2b9038ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-30 07:41:24,895 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-30 07:41:24,895 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-09-30 07:41:24,895 INFO L805 garLoopResultBuilder]: Registering result SAFE for location writer_fnErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-30 07:41:24,896 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-30 07:41:24,897 INFO L307 ceAbstractionStarter]: Result for error location writer_fnErr0ASSERT_VIOLATIONASSERT was SAFE (3/4) [2022-09-30 07:41:24,904 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-30 07:41:24,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-30 07:41:24,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 07:41:24,909 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) [2022-09-30 07:41:24,910 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 [2022-09-30 07:41:24,914 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-30 07:41:24,914 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == writer_fnErr0ASSERT_VIOLATIONASSERT ======== [2022-09-30 07:41:24,915 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;@2b9038ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-30 07:41:24,915 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-30 07:41:25,024 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-09-30 07:41:25,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 07:41:25,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1863674595, now seen corresponding path program 1 times [2022-09-30 07:41:25,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 07:41:25,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8281541] [2022-09-30 07:41:25,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 07:41:25,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 07:41:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 07:41:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 07:41:25,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 07:41:25,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8281541] [2022-09-30 07:41:25,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8281541] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 07:41:25,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-30 07:41:25,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-30 07:41:25,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934390377] [2022-09-30 07:41:25,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 07:41:25,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-09-30 07:41:25,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 07:41:25,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-09-30 07:41:25,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-09-30 07:41:25,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:25,466 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 07:41:25,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 80.0) internal successors, (160), 2 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-30 07:41:25,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:25,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:25,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-30 07:41:25,494 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-09-30 07:41:25,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 07:41:25,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1784891576, now seen corresponding path program 1 times [2022-09-30 07:41:25,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 07:41:25,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921180836] [2022-09-30 07:41:25,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 07:41:25,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 07:41:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 07:41:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 07:41:27,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 07:41:27,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921180836] [2022-09-30 07:41:27,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921180836] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 07:41:27,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-30 07:41:27,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2022-09-30 07:41:27,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602083635] [2022-09-30 07:41:27,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 07:41:27,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2022-09-30 07:41:27,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 07:41:27,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2022-09-30 07:41:27,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1370, Unknown=0, NotChecked=0, Total=1482 [2022-09-30 07:41:27,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:27,549 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 07:41:27,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 38 states have (on average 4.684210526315789) internal successors, (178), 39 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-30 07:41:27,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:27,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:33,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:33,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-09-30 07:41:33,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-30 07:41:33,248 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-09-30 07:41:33,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 07:41:33,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1682698569, now seen corresponding path program 1 times [2022-09-30 07:41:33,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 07:41:33,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575370057] [2022-09-30 07:41:33,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 07:41:33,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 07:41:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 07:41:35,183 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 07:41:35,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 07:41:35,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575370057] [2022-09-30 07:41:35,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575370057] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-30 07:41:35,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876392755] [2022-09-30 07:41:35,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 07:41:35,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-30 07:41:35,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 07:41:35,187 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-30 07:41:35,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-09-30 07:41:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 07:41:35,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 100 conjunts are in the unsatisfiable core [2022-09-30 07:41:35,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-30 07:41:36,962 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-09-30 07:41:36,963 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 31 [2022-09-30 07:41:37,846 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-30 07:41:37,847 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 33 [2022-09-30 07:41:38,230 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-09-30 07:41:38,715 INFO L173 IndexEqualityManager]: detected equality via solver [2022-09-30 07:41:38,716 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2022-09-30 07:41:38,896 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 07:41:38,897 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-09-30 07:41:39,441 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2022-09-30 07:41:39,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-30 07:41:39,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-30 07:41:41,795 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-30 07:41:41,795 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 113 [2022-09-30 07:41:41,814 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-09-30 07:41:41,855 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-30 07:41:41,860 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 136 treesize of output 140 [2022-09-30 07:41:43,435 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-30 07:41:43,436 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2022-09-30 07:41:43,754 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 07:41:43,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876392755] provided 0 perfect and 2 imperfect interpolant sequences [2022-09-30 07:41:43,755 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-09-30 07:41:43,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 32, 32] total 113 [2022-09-30 07:41:43,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242458988] [2022-09-30 07:41:43,755 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-09-30 07:41:43,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2022-09-30 07:41:43,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 07:41:43,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2022-09-30 07:41:43,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=570, Invalid=12308, Unknown=4, NotChecked=0, Total=12882 [2022-09-30 07:41:43,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:43,764 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 07:41:43,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 113 states have (on average 5.123893805309734) internal successors, (579), 114 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-30 07:41:43,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:41:43,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-09-30 07:41:43,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:42:17,879 WARN L233 SmtUtils]: Spent 19.89s on a formula simplification. DAG size of input: 168 DAG size of output: 101 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-09-30 07:42:37,405 WARN L233 SmtUtils]: Spent 16.81s on a formula simplification. DAG size of input: 162 DAG size of output: 103 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-09-30 07:42:59,927 WARN L233 SmtUtils]: Spent 20.00s on a formula simplification. DAG size of input: 172 DAG size of output: 108 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-09-30 07:43:18,188 WARN L233 SmtUtils]: Spent 14.01s on a formula simplification. DAG size of input: 160 DAG size of output: 101 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-09-30 07:43:47,990 WARN L233 SmtUtils]: Spent 13.46s on a formula simplification. DAG size of input: 202 DAG size of output: 131 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-09-30 07:43:49,106 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse5 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (.cse10 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) (.cse8 (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|))) (let ((.cse2 (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 19) .cse8)) (.cse9 (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) .cse10)) (.cse4 (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (.cse11 (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 4))) (.cse6 (< 7 |c_writer_fnThread1of1ForFork0_~r~1#1.offset|)) (.cse3 (select .cse5 20)) (.cse0 (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) (.cse7 (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (.cse1 (= |c_writer_fnThread1of1ForFork0_~r~1#1.offset| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (and (<= 0 |c_writer_fnThread1of1ForFork0_write~int_#value#1|) (or .cse0 .cse1) (or .cse0 .cse2) (<= 0 |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|) (<= (+ (* .cse3 4) 12) .cse4) (or (< (+ 7 (* (div (+ (- 9) (* |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (- 1))) 16) 16)) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select .cse5 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) 4))) .cse6) .cse7 (< .cse3 4) .cse2 (= |c_writer_fnThread1of1ForFork0_read~int_#value#1| 0) (= |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (< |c_writer_fnThread1of1ForFork0_write~int_#value#1| 4) (<= 0 |c_writer_fnThread1of1ForFork0_read~int_#value#1|) (= |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 0) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset| 0) (<= 24 .cse8) (< .cse9 4) (<= 0 .cse9) (<= (+ |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| |c_writer_fnThread1of1ForFork0_write~int_#sizeOfWrittenType#1|) (select |c_#length| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|)) (= |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| .cse10) (<= 24 .cse4) (or .cse0 .cse11) (or .cse6 (forall ((v_ArrVal_66 Int)) (or (< (+ 7 (* (div (+ (- 9) (* |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (- 1))) 16) 16)) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base| (store (select |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| v_ArrVal_66)) |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) 4))) (not (<= |c_writer_fnThread1of1ForFork0_write~int_#value#1| v_ArrVal_66))))) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1| 0) .cse11 (or (forall ((|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_21| Int) (v_ArrVal_66 Int)) (or (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_21|)) (< v_ArrVal_66 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_21|) (< (+ 7 (* (div (+ (- 9) (* |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (- 1))) 16) 16)) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_21| v_ArrVal_66) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) 4))))) .cse6) (<= |c_writer_fnThread1of1ForFork0_read~int_#value#1| .cse3) (<= 0 .cse3) (or .cse0 .cse7) .cse1))) is different from false [2022-09-30 07:43:50,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:43:50,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-09-30 07:43:50,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-09-30 07:43:50,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-09-30 07:43:50,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-30 07:43:50,876 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-09-30 07:43:50,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 07:43:50,877 INFO L85 PathProgramCache]: Analyzing trace with hash -832073254, now seen corresponding path program 2 times [2022-09-30 07:43:50,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 07:43:50,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767870200] [2022-09-30 07:43:50,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 07:43:50,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 07:43:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 07:43:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 07:43:52,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 07:43:52,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767870200] [2022-09-30 07:43:52,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767870200] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-30 07:43:52,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410566463] [2022-09-30 07:43:52,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-09-30 07:43:52,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-30 07:43:52,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 07:43:52,496 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-30 07:43:52,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-09-30 07:43:52,697 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-09-30 07:43:52,697 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-09-30 07:43:52,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 105 conjunts are in the unsatisfiable core [2022-09-30 07:43:52,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-30 07:43:54,045 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-09-30 07:43:54,045 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 27 [2022-09-30 07:43:54,967 INFO L356 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2022-09-30 07:43:54,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2022-09-30 07:43:55,391 INFO L173 IndexEqualityManager]: detected equality via solver [2022-09-30 07:43:55,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2022-09-30 07:43:55,542 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 3 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 07:43:55,542 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-09-30 07:43:58,539 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4))) (and (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| .cse0 7) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| .cse0 4)) (forall ((|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse1 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|))) (or (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 4 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4))) (not (< .cse1 0)) (>= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4) (> 0 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (not (<= (+ |c_writer_fnThread1of1ForFork0_read~int_#value#1| 1) .cse1))))) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int)) (let ((.cse2 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1))) (or (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) (mod .cse2 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= |c_writer_fnThread1of1ForFork0_read~int_#value#1| |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18|)) (< .cse2 0)))) (forall ((|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse3 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|))) (or (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (< .cse3 0)) (>= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4) (> 0 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (not (<= (+ |c_writer_fnThread1of1ForFork0_read~int_#value#1| 1) .cse3))))))) is different from false [2022-09-30 07:44:45,091 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-30 07:44:45,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 276 treesize of output 276 [2022-09-30 07:44:45,106 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2022-09-30 07:44:45,139 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-30 07:44:45,140 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 311 treesize of output 303 [2022-09-30 07:44:45,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-30 07:44:45,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-30 07:44:45,969 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2022-09-30 07:44:45,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-30 07:44:45,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-30 07:44:45,982 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2022-09-30 07:44:46,000 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 150 [2022-09-30 07:44:47,688 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-30 07:44:47,689 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2022-09-30 07:44:48,219 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 3 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2022-09-30 07:44:48,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410566463] provided 0 perfect and 2 imperfect interpolant sequences [2022-09-30 07:44:48,220 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-09-30 07:44:48,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 35, 35] total 96 [2022-09-30 07:44:48,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451658086] [2022-09-30 07:44:48,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-09-30 07:44:48,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2022-09-30 07:44:48,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 07:44:48,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2022-09-30 07:44:48,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=417, Invalid=8697, Unknown=10, NotChecked=188, Total=9312 [2022-09-30 07:44:48,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:44:48,225 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 07:44:48,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 96 states have (on average 7.239583333333333) internal successors, (695), 97 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-30 07:44:48,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:44:48,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-09-30 07:44:48,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2022-09-30 07:44:48,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:44:57,612 WARN L233 SmtUtils]: Spent 5.25s on a formula simplification. DAG size of input: 139 DAG size of output: 103 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-09-30 07:45:04,459 WARN L233 SmtUtils]: Spent 5.49s on a formula simplification. DAG size of input: 85 DAG size of output: 61 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-09-30 07:51:31,706 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse27 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) (.cse0 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|))) (let ((.cse1 (* (select .cse0 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) 4)) (.cse3 (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (.cse12 (* (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base|) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.offset|)) 4)) (.cse4 (* (select (select (store |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base| (store (select |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| |c_writer_fnThread1of1ForFork0_write~int_#value#1|)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) .cse27) 4)) (.cse2 (* (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) .cse27) 4))) (and (<= 0 (+ (* (select .cse0 20) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (< (+ .cse1 7 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 .cse2) .cse3) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 .cse4) .cse3) (<= 1 |c_writer_fnThread1of1ForFork0_~i~1#1|) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (or (< (+ (* (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset|) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)))) (<= 0 |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|) (forall ((v_ArrVal_113 Int)) (or (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int)) (let ((.cse7 (store |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base| (store (select |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| v_ArrVal_113)))) (let ((.cse5 (select .cse7 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (.cse6 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (.cse8 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1))) (or (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse5 .cse6)) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store .cse7 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse5 .cse6 (mod .cse8 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 7) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (< .cse8 0))))) (not (<= |c_writer_fnThread1of1ForFork0_write~int_#value#1| v_ArrVal_113)))) (<= 0 (+ .cse1 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse9 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse10 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse11 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (< .cse9 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (< .cse9 (+ (select .cse10 .cse11) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse10 .cse11 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4))))) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (<= 0 (+ .cse12 |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.offset| 4)) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse15 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse13 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse14 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse13 .cse14 (mod .cse15 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (< .cse15 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse13 .cse14))))) (forall ((v_ArrVal_113 Int)) (or (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (let ((.cse16 (store |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base| (store (select |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| v_ArrVal_113)))) (store .cse16 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (select .cse16 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (not (<= |c_writer_fnThread1of1ForFork0_write~int_#value#1| v_ArrVal_113)))) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse17 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse18 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse19 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (< (+ (* (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset|) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (not (< .cse17 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse17 (+ (select .cse18 .cse19) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse18 .cse19 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4))))) (= |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 0) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset| 0) (<= 24 .cse3) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (or (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))))) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse22 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse20 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse21 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< (+ (* (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset|) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse20 .cse21 (mod .cse22 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse22 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse20 .cse21))))) (<= (+ |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| |c_writer_fnThread1of1ForFork0_write~int_#sizeOfWrittenType#1|) (select |c_#length| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|)) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.offset| 0) (< (+ 7 .cse12 |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.offset|) (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base|)) (<= 2 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (<= 2 |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~x#1|) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| .cse4 4)) (forall ((v_ArrVal_113 Int)) (or (forall ((|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse26 (store |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base| (store (select |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| v_ArrVal_113)))) (let ((.cse23 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse24 (select .cse26 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (.cse25 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (< .cse23 (+ (select .cse24 .cse25) 1)) (not (< .cse23 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store .cse26 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse24 .cse25 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)))))) (not (<= |c_writer_fnThread1of1ForFork0_write~int_#value#1| v_ArrVal_113)))) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| .cse2 4))))) is different from false [2022-09-30 07:51:59,055 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (.cse9 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (let ((.cse2 (* (select .cse0 .cse9) 4)) (.cse5 (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (.cse1 (* (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset|) 4)) (.cse3 (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (.cse4 (* (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4))) (and (<= 0 (+ (* (select .cse0 20) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= 0 (+ .cse1 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (< (+ .cse2 7 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) .cse3) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 .cse4) .cse5) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)))) (<= 0 (+ .cse2 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse6 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse7 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse8 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (< .cse6 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (< .cse6 (+ (select .cse7 .cse8) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse7 .cse8 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4))))) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (<= 0 |c_writer_fnThread1of1ForFork0_~i~1#1|) (= |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset| .cse9) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse12 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse10 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse11 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse10 .cse11 (mod .cse12 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (< .cse12 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse10 .cse11))))) (= |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 0) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset| 0) (<= 24 .cse5) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (or (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))))) (< (+ 7 .cse1 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) .cse3) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse15 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse13 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse14 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse13 .cse14 (mod .cse15 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse15 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse13 .cse14))))) (<= 2 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| .cse4 4)) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse16 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse17 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse18 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (< .cse16 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse16 (+ (select .cse17 .cse18) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse17 .cse18 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)))))))) is different from false [2022-09-30 07:52:14,476 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (.cse0 (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4)) (.cse2 (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4)) (.cse6 (select (select |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) 20))) (and (< (+ 7 .cse0 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) .cse1) (< (+ 7 .cse2 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) .cse1) (<= 0 (+ .cse0 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) (<= 0 |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)))) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse3 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse4 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse5 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (< .cse3 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (< .cse3 (+ (select .cse4 .cse5) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse4 .cse5 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4))))) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (<= 0 (+ .cse2 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| (+ 4 (* .cse6 4) |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= 0 |c_writer_fnThread1of1ForFork0_~i~1#1|) (= |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset| (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse9 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse7 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse8 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse7 .cse8 (mod .cse9 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (< .cse9 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse7 .cse8))))) (or (exists ((|writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| Int)) (let ((.cse10 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|))) (and (<= 0 |writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|) (<= |writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| (+ (* (select .cse10 20) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= 2 (select .cse10 |writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|))))) (<= 2 (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) 20))) (= |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) (<= 2 |c_writer_fnThread1of1ForFork0_write~int_#value#1|) (= |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 0) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset| 0) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (or (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))))) (<= (+ |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| |c_writer_fnThread1of1ForFork0_write~int_#sizeOfWrittenType#1|) (select |c_#length| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|)) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse13 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse11 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse12 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse11 .cse12 (mod .cse13 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse13 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse11 .cse12))))) (<= 2 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (<= |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| .cse6) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse14 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse15 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse16 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (< .cse14 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse14 (+ (select .cse15 .cse16) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse15 .cse16 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4))))))) is different from false [2022-09-30 07:52:34,977 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) 20)) (.cse2 (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base|) 20)) (.cse0 (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) 20))) (and (<= 0 (+ (* .cse0 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base|)) (< .cse1 4) (< .cse2 4) (<= 0 .cse1) (<= 1 |c_writer_fnThread1of1ForFork0_~i~1#1|) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse3 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|))) (let ((.cse6 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse5 (store .cse3 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse4 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< (+ (* (select .cse3 .cse4) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse5 .cse4 (mod .cse6 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse6 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse5 .cse4)))))) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse7 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|))) (let ((.cse9 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse10 (store .cse7 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse8 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (< (+ (* (select .cse7 .cse8) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (not (< .cse9 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse9 (+ (select .cse10 .cse8) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse10 .cse8 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)))))) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (< .cse0 4) (= |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 0) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset| 0) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.offset| 0) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse11 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (.cse12 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store .cse11 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) .cse12 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< (+ (* (select .cse11 .cse12) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|))))) (<= 0 .cse2) (<= 2 |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~x#1|) (<= 0 .cse0))) is different from false [2022-09-30 07:53:44,162 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse10 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|))) (let ((.cse1 (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) 20)) (.cse2 (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base|) 20)) (.cse6 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (.cse0 (select .cse10 20))) (and (<= 0 (+ (* .cse0 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= 0 (+ (* (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset|) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base|)) (< .cse1 4) (< .cse2 4) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) (<= 0 .cse1) (<= 1 |c_writer_fnThread1of1ForFork0_~i~1#1|) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse3 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse4 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse5 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (< .cse3 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (< .cse3 (+ (select .cse4 .cse5) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse4 .cse5 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4))))) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (<= 0 (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (< .cse0 4) (= |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset| .cse6) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse9 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse7 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse8 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse7 .cse8 (mod .cse9 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (< .cse9 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse7 .cse8))))) (<= 0 |c_writer_fnThread1of1ForFork0_read~int_#value#1|) (= |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 0) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset| 0) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (or (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (not (<= |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| (+ (* |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))))) (< |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~r#1.offset| 0) (<= 0 .cse2) (<= 2 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (<= 2 |c_writer_fnThread1of1ForFork0_ring_enqueue_#in~x#1|) (= |c_writer_fnThread1of1ForFork0_read~int_#value#1| (select .cse10 .cse6)) (<= 0 .cse0)))) is different from false [2022-09-30 07:55:05,135 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (div (+ (* (- 1) |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|) 4) (- 4))) (.cse1 (select (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) 20)) (.cse2 (select (select |c_writer_fnThread1of1ForFork0_write~int_old_#memory_int#1| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) 20))) (and (< .cse0 4) (<= |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| .cse1) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.base|) (<= 0 |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113) (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) 0)) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4)) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)))) (< |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| 4) (<= 0 .cse0) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (<= 0 (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| (+ 4 (* .cse2 4) |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= 0 |c_writer_fnThread1of1ForFork0_~i~1#1|) (= |c_writer_fnThread1of1ForFork0_read~int_#ptr#1.offset| (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= |c_writer_fnThread1of1ForFork0_write~int_#sizeOfWrittenType#1| 4) (or (exists ((|writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| Int)) (let ((.cse3 (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|))) (and (<= 0 |writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|) (<= |writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| (+ (* (select .cse3 20) 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|)) (<= 2 (select .cse3 |writer_fnThread1of1ForFork0_write~int_#ptr#1.offset|))))) (<= 2 .cse1)) (= |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) (<= 2 |c_writer_fnThread1of1ForFork0_write~int_#value#1|) (<= 0 |c_writer_fnThread1of1ForFork0_read~int_#value#1|) (= |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 0) (= |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset| 0) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (< |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|)) (<= 24 (select |c_#length| |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.base|)) (forall ((|v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| Int) (v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int)) (let ((.cse6 (+ |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| 1)) (.cse4 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse5 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 7 (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse4 .cse5 (mod .cse6 4))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4)) (select |c_#length| |c_writer_fnThread1of1ForFork0_~r~1#1.base|)) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse6 0) (< |v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18| (select .cse4 .cse5))))) (<= 2 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (<= 0 |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1|) (= (mod (* |c_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset| 3) 4) 0) (<= |c_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6#1| .cse2) (forall ((v_ArrVal_113 Int) (|v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| Int) (|aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int) (|aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| Int)) (let ((.cse7 (+ (* 4 |aux_div_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|)) (.cse8 (store (select |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25| v_ArrVal_113)) (.cse9 (+ 20 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|))) (or (< (+ (* |c_writer_fnThread1of1ForFork0_read~int_#value#1| 4) 4 |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.offset|) |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|) (= |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (< .cse7 0)) (<= 4 |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71|) (< v_ArrVal_113 |c_writer_fnThread1of1ForFork0_ring_enqueue_~x#1|) (< |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 0) (not (<= 0 |v_writer_fnThread1of1ForFork0_write~int_#ptr#1.offset_25|)) (< .cse7 (+ (select .cse8 .cse9) 1)) (<= 0 (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| (* (select (select (store |c_#memory_int| |c_writer_fnThread1of1ForFork0_ring_enqueue_~r#1.base| (store .cse8 .cse9 (+ (- 4) (mod |aux_mod_v_writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7#1_18_71| 4)))) |c_writer_fnThread1of1ForFork0_~r~1#1.base|) (+ |c_writer_fnThread1of1ForFork0_~r~1#1.offset| 20)) 4) 4))))))) is different from false [2022-09-30 07:55:14,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:55:14,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-09-30 07:55:14,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-09-30 07:55:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-09-30 07:55:14,179 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-09-30 07:55:14,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-30 07:55:14,363 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-09-30 07:55:14,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 07:55:14,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1241695262, now seen corresponding path program 1 times [2022-09-30 07:55:14,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 07:55:14,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169728350] [2022-09-30 07:55:14,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 07:55:14,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 07:55:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 07:55:14,491 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-09-30 07:55:14,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 07:55:14,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169728350] [2022-09-30 07:55:14,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169728350] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-30 07:55:14,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-30 07:55:14,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-30 07:55:14,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074777857] [2022-09-30 07:55:14,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-30 07:55:14,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-30 07:55:14,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-30 07:55:14,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-30 07:55:14,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-30 07:55:14,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:55:14,494 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-30 07:55:14,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.33333333333334) internal successors, (406), 3 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-30 07:55:14,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:55:14,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-09-30 07:55:14,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2022-09-30 07:55:14,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-09-30 07:55:14,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:55:18,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-30 07:55:18,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-09-30 07:55:18,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-09-30 07:55:18,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-09-30 07:55:18,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-30 07:55:18,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-09-30 07:55:18,319 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-09-30 07:55:18,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-30 07:55:18,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1995021683, now seen corresponding path program 1 times [2022-09-30 07:55:18,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-30 07:55:18,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743671770] [2022-09-30 07:55:18,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 07:55:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-30 07:55:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 07:55:22,233 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 151 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-30 07:55:22,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-30 07:55:22,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743671770] [2022-09-30 07:55:22,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743671770] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-30 07:55:22,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734179786] [2022-09-30 07:55:22,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-30 07:55:22,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-30 07:55:22,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-30 07:55:22,244 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-30 07:55:22,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-09-30 07:55:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-30 07:55:22,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 157 conjunts are in the unsatisfiable core [2022-09-30 07:55:22,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-30 07:55:24,488 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-09-30 07:55:27,526 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-09-30 07:55:27,526 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 31 [2022-09-30 07:55:31,325 INFO L356 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2022-09-30 07:55:31,325 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 47 Received shutdown request... [2022-09-30 07:55:33,750 WARN L249 SmtUtils]: Removed 2 from assertion stack [2022-09-30 07:55:33,752 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location writer_fnErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-30 07:55:33,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-09-30 07:55:33,774 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 07:55:33,776 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 07:55:33,776 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 07:55:33,776 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 07:55:33,776 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 07:55:33,776 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-30 07:55:33,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-30 07:55:33,952 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 419 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 1ms.. [2022-09-30 07:55:33,954 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2022-09-30 07:55:33,954 INFO L307 ceAbstractionStarter]: Result for error location writer_fnErr0ASSERT_VIOLATIONASSERT was TIMEOUT (4/4) [2022-09-30 07:55:33,956 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-30 07:55:33,956 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-30 07:55:33,959 INFO L202 PluginConnector]: Adding new model ring_2w1r-2.line565.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.09 07:55:33 BasicIcfg [2022-09-30 07:55:33,959 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-30 07:55:33,960 INFO L158 Benchmark]: Toolchain (without parser) took 851068.56ms. Allocated memory was 182.5MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 132.7MB in the beginning and 3.8GB in the end (delta: -3.7GB). Peak memory consumption was 328.9MB. Max. memory is 8.0GB. [2022-09-30 07:55:33,960 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 182.5MB. Free memory is still 136.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-30 07:55:33,960 INFO L158 Benchmark]: Boogie Preprocessor took 105.94ms. Allocated memory is still 182.5MB. Free memory was 132.7MB in the beginning and 129.2MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-09-30 07:55:33,960 INFO L158 Benchmark]: RCFGBuilder took 988.92ms. Allocated memory was 182.5MB in the beginning and 263.2MB in the end (delta: 80.7MB). Free memory was 129.2MB in the beginning and 210.1MB in the end (delta: -80.8MB). Peak memory consumption was 19.5MB. Max. memory is 8.0GB. [2022-09-30 07:55:33,961 INFO L158 Benchmark]: TraceAbstraction took 849959.47ms. Allocated memory was 263.2MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 209.6MB in the beginning and 3.8GB in the end (delta: -3.6GB). Peak memory consumption was 324.1MB. Max. memory is 8.0GB. [2022-09-30 07:55:33,961 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 0.14ms. Allocated memory is still 182.5MB. Free memory is still 136.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 105.94ms. Allocated memory is still 182.5MB. Free memory was 132.7MB in the beginning and 129.2MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 988.92ms. Allocated memory was 182.5MB in the beginning and 263.2MB in the end (delta: 80.7MB). Free memory was 129.2MB in the beginning and 210.1MB in the end (delta: -80.8MB). Peak memory consumption was 19.5MB. Max. memory is 8.0GB. * TraceAbstraction took 849959.47ms. Allocated memory was 263.2MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 209.6MB in the beginning and 3.8GB in the end (delta: -3.6GB). Peak memory consumption was 324.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2769, positive: 2616, positive conditional: 2616, positive unconditional: 0, negative: 153, negative conditional: 153, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2769, positive: 2616, positive conditional: 2616, positive unconditional: 0, negative: 153, negative conditional: 153, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2639, positive: 2616, positive conditional: 0, positive unconditional: 2616, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2574, positive: 2551, positive conditional: 0, positive unconditional: 2551, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2639, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2574, unknown conditional: 0, unknown unconditional: 2574] , Statistics on independence cache: Total cache size (in pairs): 2574, Positive cache size: 2551, Positive conditional cache size: 0, Positive unconditional cache size: 2551, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23, Independence queries for same thread: 130, 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: 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: 91, positive: 87, positive conditional: 87, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 455611, positive: 443990, positive conditional: 443990, positive unconditional: 0, negative: 11621, negative conditional: 11621, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 444954, positive: 443990, positive conditional: 0, positive unconditional: 443990, negative: 964, negative conditional: 0, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 21209, positive: 21130, positive conditional: 0, positive unconditional: 21130, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 444954, positive: 422860, positive conditional: 0, positive unconditional: 422860, negative: 885, negative conditional: 0, negative unconditional: 885, unknown: 21209, unknown conditional: 0, unknown unconditional: 21209] , Statistics on independence cache: Total cache size (in pairs): 66, Positive cache size: 66, Positive conditional cache size: 0, Positive unconditional cache size: 66, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 4, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 142, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 455611, positive: 443990, positive conditional: 443990, positive unconditional: 0, negative: 11621, negative conditional: 11621, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 444954, positive: 443990, positive conditional: 0, positive unconditional: 443990, negative: 964, negative conditional: 0, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 21209, positive: 21130, positive conditional: 0, positive unconditional: 21130, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 444954, positive: 422860, positive conditional: 0, positive unconditional: 422860, negative: 885, negative conditional: 0, negative unconditional: 885, unknown: 21209, unknown conditional: 0, unknown unconditional: 21209] , Statistics on independence cache: Total cache size (in pairs): 104, Positive cache size: 104, Positive conditional cache size: 0, Positive unconditional cache size: 104, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 7, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 343, positive: 337, positive conditional: 337, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 455611, positive: 443990, positive conditional: 443990, positive unconditional: 0, negative: 11621, negative conditional: 11621, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 444954, positive: 443990, positive conditional: 0, positive unconditional: 443990, negative: 964, negative conditional: 0, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 21209, positive: 21130, positive conditional: 0, positive unconditional: 21130, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 444954, positive: 422860, positive conditional: 0, positive unconditional: 422860, negative: 885, negative conditional: 0, negative unconditional: 885, unknown: 21209, unknown conditional: 0, unknown unconditional: 21209] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 225, Positive conditional cache size: 0, Positive unconditional cache size: 225, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 13, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 544, positive: 535, positive conditional: 535, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 455611, positive: 443990, positive conditional: 443990, positive unconditional: 0, negative: 11621, negative conditional: 11621, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 444954, positive: 443990, positive conditional: 0, positive unconditional: 443990, negative: 964, negative conditional: 0, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 21209, positive: 21130, positive conditional: 0, positive unconditional: 21130, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 444954, positive: 422860, positive conditional: 0, positive unconditional: 422860, negative: 885, negative conditional: 0, negative unconditional: 885, unknown: 21209, unknown conditional: 0, unknown unconditional: 21209] , Statistics on independence cache: Total cache size (in pairs): 258, Positive cache size: 258, Positive conditional cache size: 0, Positive unconditional cache size: 258, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 22, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 171733, positive: 167361, positive conditional: 167361, positive unconditional: 0, negative: 4372, negative conditional: 4372, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 455611, positive: 443990, positive conditional: 443990, positive unconditional: 0, negative: 11621, negative conditional: 11621, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 444954, positive: 443990, positive conditional: 0, positive unconditional: 443990, negative: 964, negative conditional: 0, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 21209, positive: 21130, positive conditional: 0, positive unconditional: 21130, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 444954, positive: 422860, positive conditional: 0, positive unconditional: 422860, negative: 885, negative conditional: 0, negative unconditional: 885, unknown: 21209, unknown conditional: 0, unknown unconditional: 21209] , Statistics on independence cache: Total cache size (in pairs): 19688, Positive cache size: 19611, Positive conditional cache size: 0, Positive unconditional cache size: 19611, Negative cache size: 77, Negative conditional cache size: 0, Negative unconditional cache size: 77, Independence queries for same thread: 4044, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 282758, positive: 275531, positive conditional: 275531, positive unconditional: 0, negative: 7227, negative conditional: 7227, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 455611, positive: 443990, positive conditional: 443990, positive unconditional: 0, negative: 11621, negative conditional: 11621, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 444954, positive: 443990, positive conditional: 0, positive unconditional: 443990, negative: 964, negative conditional: 0, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 21209, positive: 21130, positive conditional: 0, positive unconditional: 21130, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 444954, positive: 422860, positive conditional: 0, positive unconditional: 422860, negative: 885, negative conditional: 0, negative unconditional: 885, unknown: 21209, unknown conditional: 0, unknown unconditional: 21209] , Statistics on independence cache: Total cache size (in pairs): 21209, Positive cache size: 21130, Positive conditional cache size: 0, Positive unconditional cache size: 21130, Negative cache size: 79, Negative conditional cache size: 0, Negative unconditional cache size: 79, Independence queries for same thread: 10657, Statistics for Abstraction: - TimeoutResultAtElement [Line: 565]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 419 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 1ms.. - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 790 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.5s, 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 5 procedures, 790 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 error location: writer_fnErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 5 procedures, 790 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 error location: writer_fnErr0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 5 procedures, 790 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 849.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 762.5s, 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: 197, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 69.3s InterpolantComputationTime, 1944 NumberOfCodeBlocks, 1944 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2483 ConstructedInterpolants, 73 QuantifiedInterpolants, 35997 SizeOfPredicates, 125 NumberOfNonLiveVariables, 1254 ConjunctsInSsa, 205 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 309/828 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown