/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/divinefifo-bug_1w1r.line340.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-09-29 22:12:54,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 22:12:54,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 22:12:54,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 22:12:54,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 22:12:54,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 22:12:54,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 22:12:54,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 22:12:54,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 22:12:54,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 22:12:54,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 22:12:54,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 22:12:54,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 22:12:54,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 22:12:54,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 22:12:54,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 22:12:54,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 22:12:54,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 22:12:54,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 22:12:54,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 22:12:54,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 22:12:54,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 22:12:54,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 22:12:54,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 22:12:54,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-29 22:12:54,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-29 22:12:54,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-29 22:12:54,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-29 22:12:54,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-29 22:12:54,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-29 22:12:54,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-29 22:12:54,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-29 22:12:54,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-29 22:12:54,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-29 22:12:54,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-29 22:12:54,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-29 22:12:54,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-29 22:12:54,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-29 22:12:54,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 22:12:54,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 22:12:54,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 22:12:54,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-09-29 22:12:54,411 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 22:12:54,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 22:12:54,415 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 22:12:54,415 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 22:12:54,416 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-29 22:12:54,416 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-29 22:12:54,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 22:12:54,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 22:12:54,417 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 22:12:54,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 22:12:54,418 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 22:12:54,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 22:12:54,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 22:12:54,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 22:12:54,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-29 22:12:54,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-29 22:12:54,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-29 22:12:54,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 22:12:54,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 22:12:54,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-29 22:12:54,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-29 22:12:54,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 22:12:54,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-29 22:12:54,420 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-29 22:12:54,420 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-09-29 22:12:54,420 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-29 22:12:54,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-29 22:12:54,421 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-09-29 22:12:54,421 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-09-29 22:12:54,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-09-29 22:12:54,421 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 22:12:54,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 22:12:54,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 22:12:54,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 22:12:54,670 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 22:12:54,671 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 22:12:54,672 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo-bug_1w1r.line340.bpl [2022-09-29 22:12:54,672 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo-bug_1w1r.line340.bpl' [2022-09-29 22:12:54,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 22:12:54,738 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-09-29 22:12:54,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 22:12:54,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 22:12:54,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 22:12:54,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/1) ... [2022-09-29 22:12:54,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/1) ... [2022-09-29 22:12:54,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/1) ... [2022-09-29 22:12:54,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/1) ... [2022-09-29 22:12:54,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/1) ... [2022-09-29 22:12:54,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/1) ... [2022-09-29 22:12:54,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/1) ... [2022-09-29 22:12:54,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 22:12:54,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 22:12:54,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 22:12:54,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 22:12:54,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/1) ... [2022-09-29 22:12:54,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 22:12:54,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 22:12:54,876 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) [2022-09-29 22:12:54,881 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 [2022-09-29 22:12:54,908 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-09-29 22:12:54,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-09-29 22:12:54,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 22:12:54,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 22:12:54,910 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-29 22:12:55,046 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 22:12:55,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 22:12:55,977 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 22:12:55,992 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 22:12:55,993 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-09-29 22:12:55,995 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 10:12:55 BoogieIcfgContainer [2022-09-29 22:12:55,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 22:12:55,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-29 22:12:55,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-29 22:12:56,009 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-29 22:12:56,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:12:54" (1/2) ... [2022-09-29 22:12:56,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aed9d8f and model type divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 10:12:56, skipping insertion in model container [2022-09-29 22:12:56,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 10:12:55" (2/2) ... [2022-09-29 22:12:56,012 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.line340.bpl [2022-09-29 22:12:56,018 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-29 22:12:56,025 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-29 22:12:56,025 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-09-29 22:12:56,025 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-29 22:12:56,125 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-09-29 22:12:56,185 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-29 22:12:56,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-29 22:12:56,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 22:12:56,193 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) [2022-09-29 22:12:56,194 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 [2022-09-29 22:12:56,223 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-29 22:12:56,230 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == pusherErr0ASSERT_VIOLATIONASSERT ======== [2022-09-29 22:12:56,236 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;@5e216cad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-29 22:12:56,236 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-29 22:12:56,239 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-09-29 22:12:56,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location pusherErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-29 22:12:56,246 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-29 22:12:56,248 INFO L307 ceAbstractionStarter]: Result for error location pusherErr0ASSERT_VIOLATIONASSERT was SAFE (1/3) [2022-09-29 22:12:56,263 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-29 22:12:56,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-29 22:12:56,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 22:12:56,265 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) [2022-09-29 22:12:56,267 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 [2022-09-29 22:12:56,270 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-29 22:12:56,271 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-09-29 22:12:56,272 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;@5e216cad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-29 22:12:56,272 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-29 22:12:56,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-09-29 22:12:56,359 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-29 22:12:56,362 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/3) [2022-09-29 22:12:56,374 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-29 22:12:56,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-29 22:12:56,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 22:12:56,417 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) [2022-09-29 22:12:56,418 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 [2022-09-29 22:12:56,422 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-29 22:12:56,422 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == pusherErr0ASSERT_VIOLATIONASSERT ======== [2022-09-29 22:12:56,423 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;@5e216cad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-29 22:12:56,423 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-29 22:12:56,616 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting pusherErr0ASSERT_VIOLATIONASSERT === [pusherErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:12:56,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:12:56,621 INFO L85 PathProgramCache]: Analyzing trace with hash -763472569, now seen corresponding path program 1 times [2022-09-29 22:12:56,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:12:56,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763864248] [2022-09-29 22:12:56,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:12:56,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:12:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:12:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 22:12:57,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:12:57,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763864248] [2022-09-29 22:12:57,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763864248] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:12:57,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:12:57,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-29 22:12:57,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275457280] [2022-09-29 22:12:57,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:12:57,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-09-29 22:12:57,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:12:57,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-09-29 22:12:57,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-09-29 22:12:57,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:12:57,123 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:12:57,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 146.0) internal successors, (292), 2 states have internal predecessors, (292), 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) [2022-09-29 22:12:57,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:12:57,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:12:57,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-29 22:12:57,165 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting pusherErr0ASSERT_VIOLATIONASSERT === [pusherErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:12:57,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:12:57,166 INFO L85 PathProgramCache]: Analyzing trace with hash 734053839, now seen corresponding path program 1 times [2022-09-29 22:12:57,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:12:57,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501883528] [2022-09-29 22:12:57,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:12:57,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:12:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:12:57,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 22:12:57,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:12:57,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501883528] [2022-09-29 22:12:57,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501883528] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:12:57,439 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:12:57,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-09-29 22:12:57,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965832504] [2022-09-29 22:12:57,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:12:57,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-09-29 22:12:57,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:12:57,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-09-29 22:12:57,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-09-29 22:12:57,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:12:57,442 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:12:57,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 36.375) internal successors, (291), 9 states have internal predecessors, (291), 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) [2022-09-29 22:12:57,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:12:57,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:13:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:13:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-09-29 22:13:13,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location pusherErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-29 22:13:13,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-29 22:13:13,745 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-09-29 22:13:13,746 INFO L307 ceAbstractionStarter]: Result for error location pusherErr0ASSERT_VIOLATIONASSERT was SAFE (3/3) [2022-09-29 22:13:13,748 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-29 22:13:13,748 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-29 22:13:13,751 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line340.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 10:13:13 BasicIcfg [2022-09-29 22:13:13,751 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-29 22:13:13,752 INFO L158 Benchmark]: Toolchain (without parser) took 19013.57ms. Allocated memory was 183.5MB in the beginning and 6.7GB in the end (delta: 6.6GB). Free memory was 140.1MB in the beginning and 6.0GB in the end (delta: -5.8GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. [2022-09-29 22:13:13,752 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.49ms. Allocated memory is still 183.5MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 22:13:13,752 INFO L158 Benchmark]: Boogie Preprocessor took 95.77ms. Allocated memory is still 183.5MB. Free memory was 140.1MB in the beginning and 133.1MB in the end (delta: 6.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-09-29 22:13:13,752 INFO L158 Benchmark]: RCFGBuilder took 1153.53ms. Allocated memory is still 183.5MB. Free memory was 133.0MB in the beginning and 139.3MB in the end (delta: -6.2MB). Peak memory consumption was 34.8MB. Max. memory is 8.0GB. [2022-09-29 22:13:13,753 INFO L158 Benchmark]: TraceAbstraction took 17753.18ms. Allocated memory was 183.5MB in the beginning and 6.7GB in the end (delta: 6.6GB). Free memory was 138.7MB in the beginning and 6.0GB in the end (delta: -5.8GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. [2022-09-29 22:13:13,753 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 0.49ms. Allocated memory is still 183.5MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 95.77ms. Allocated memory is still 183.5MB. Free memory was 140.1MB in the beginning and 133.1MB in the end (delta: 6.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1153.53ms. Allocated memory is still 183.5MB. Free memory was 133.0MB in the beginning and 139.3MB in the end (delta: -6.2MB). Peak memory consumption was 34.8MB. Max. memory is 8.0GB. * TraceAbstraction took 17753.18ms. Allocated memory was 183.5MB in the beginning and 6.7GB in the end (delta: 6.6GB). Free memory was 138.7MB in the beginning and 6.0GB in the end (delta: -5.8GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 2, 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: 2, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 68, positive: 62, positive conditional: 62, 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: 274357, positive: 265383, positive conditional: 265383, positive unconditional: 0, negative: 8974, negative conditional: 8974, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 266591, positive: 265383, positive conditional: 0, positive unconditional: 265383, negative: 1208, negative conditional: 0, negative unconditional: 1208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 129434, positive: 128783, positive conditional: 0, positive unconditional: 128783, negative: 651, negative conditional: 0, negative unconditional: 651, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 266591, positive: 136600, positive conditional: 0, positive unconditional: 136600, negative: 557, negative conditional: 0, negative unconditional: 557, unknown: 129434, unknown conditional: 0, unknown unconditional: 129434] , Statistics on independence cache: Total cache size (in pairs): 62, Positive cache size: 62, Positive conditional cache size: 0, Positive unconditional cache size: 62, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 6, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 66, positive: 62, positive conditional: 62, 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: 274357, positive: 265383, positive conditional: 265383, positive unconditional: 0, negative: 8974, negative conditional: 8974, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 266591, positive: 265383, positive conditional: 0, positive unconditional: 265383, negative: 1208, negative conditional: 0, negative unconditional: 1208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 129434, positive: 128783, positive conditional: 0, positive unconditional: 128783, negative: 651, negative conditional: 0, negative unconditional: 651, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 266591, positive: 136600, positive conditional: 0, positive unconditional: 136600, negative: 557, negative conditional: 0, negative unconditional: 557, unknown: 129434, unknown conditional: 0, unknown unconditional: 129434] , Statistics on independence cache: Total cache size (in pairs): 62, Positive cache size: 62, Positive conditional cache size: 0, Positive unconditional cache size: 62, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 10, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 274223, positive: 265259, positive conditional: 265259, positive unconditional: 0, negative: 8964, negative conditional: 8964, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 274357, positive: 265383, positive conditional: 265383, positive unconditional: 0, negative: 8974, negative conditional: 8974, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 266591, positive: 265383, positive conditional: 0, positive unconditional: 265383, negative: 1208, negative conditional: 0, negative unconditional: 1208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 129434, positive: 128783, positive conditional: 0, positive unconditional: 128783, negative: 651, negative conditional: 0, negative unconditional: 651, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 266591, positive: 136600, positive conditional: 0, positive unconditional: 136600, negative: 557, negative conditional: 0, negative unconditional: 557, unknown: 129434, unknown conditional: 0, unknown unconditional: 129434] , Statistics on independence cache: Total cache size (in pairs): 129434, Positive cache size: 128783, Positive conditional cache size: 0, Positive unconditional cache size: 128783, Negative cache size: 651, Negative conditional cache size: 0, Negative unconditional cache size: 651, Independence queries for same thread: 7766, Statistics for Abstraction: - PositiveResult [Line: 340]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: pusherErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 3 procedures, 1465 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: pusherErr0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 3 procedures, 1465 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 17.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 16.5s, 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: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 583 NumberOfCodeBlocks, 583 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 581 ConstructedInterpolants, 0 QuantifiedInterpolants, 700 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 3 procedures, 1465 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-09-29 22:13:13,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-09-29 22:13:14,010 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-09-29 22:13:14,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-09-29 22:13:14,409 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...