/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf -i ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-4cc0a57-m [2025-04-14 11:31:51,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-14 11:31:51,724 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-04-14 11:31:51,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-14 11:31:51,727 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-14 11:31:51,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-14 11:31:51,749 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-14 11:31:51,749 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-14 11:31:51,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-14 11:31:51,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-14 11:31:51,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-14 11:31:51,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-14 11:31:51,751 INFO L153 SettingsManager]: * Use SBE=true [2025-04-14 11:31:51,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-14 11:31:51,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-14 11:31:51,751 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-14 11:31:51,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-14 11:31:51,752 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 11:31:51,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 11:31:51,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 11:31:51,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-14 11:31:51,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-14 11:31:51,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-14 11:31:51,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-14 11:31:51,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-14 11:31:51,996 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-14 11:31:51,996 INFO L274 PluginConnector]: CDTParser initialized [2025-04-14 11:31:51,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2025-04-14 11:31:53,356 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3073513b5/9f38466c86c04616920bca6da20b54ed/FLAGc31096069 [2025-04-14 11:31:53,671 INFO L389 CDTParser]: Found 1 translation units. [2025-04-14 11:31:53,671 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2025-04-14 11:31:53,695 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3073513b5/9f38466c86c04616920bca6da20b54ed/FLAGc31096069 [2025-04-14 11:31:54,406 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3073513b5/9f38466c86c04616920bca6da20b54ed [2025-04-14 11:31:54,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-14 11:31:54,409 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-14 11:31:54,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-14 11:31:54,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-14 11:31:54,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-14 11:31:54,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 11:31:54" (1/1) ... [2025-04-14 11:31:54,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e44f325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:54, skipping insertion in model container [2025-04-14 11:31:54,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 11:31:54" (1/1) ... [2025-04-14 11:31:54,458 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-14 11:31:54,877 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2025-04-14 11:31:54,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 11:31:54,929 INFO L200 MainTranslator]: Completed pre-run [2025-04-14 11:31:54,992 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2025-04-14 11:31:55,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 11:31:55,079 INFO L204 MainTranslator]: Completed translation [2025-04-14 11:31:55,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55 WrapperNode [2025-04-14 11:31:55,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-14 11:31:55,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-14 11:31:55,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-14 11:31:55,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-14 11:31:55,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,147 INFO L138 Inliner]: procedures = 429, calls = 134, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 450 [2025-04-14 11:31:55,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-14 11:31:55,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-14 11:31:55,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-14 11:31:55,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-14 11:31:55,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,185 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-14 11:31:55,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-14 11:31:55,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-14 11:31:55,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-14 11:31:55,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (1/1) ... [2025-04-14 11:31:55,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 11:31:55,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 11:31:55,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-14 11:31:55,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-14 11:31:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2025-04-14 11:31:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-14 11:31:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2025-04-14 11:31:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2025-04-14 11:31:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2025-04-14 11:31:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-04-14 11:31:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-04-14 11:31:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-14 11:31:55,263 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-14 11:31:55,417 INFO L234 CfgBuilder]: Building ICFG [2025-04-14 11:31:55,419 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-14 11:31:56,003 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-14 11:31:56,004 INFO L283 CfgBuilder]: Performing block encoding [2025-04-14 11:31:56,325 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-14 11:31:56,325 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2025-04-14 11:31:56,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 11:31:56 BoogieIcfgContainer [2025-04-14 11:31:56,326 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-14 11:31:56,327 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-14 11:31:56,328 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-14 11:31:56,331 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-14 11:31:56,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.04 11:31:54" (1/3) ... [2025-04-14 11:31:56,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@108cbf67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 11:31:56, skipping insertion in model container [2025-04-14 11:31:56,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:31:55" (2/3) ... [2025-04-14 11:31:56,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@108cbf67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 11:31:56, skipping insertion in model container [2025-04-14 11:31:56,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 11:31:56" (3/3) ... [2025-04-14 11:31:56,333 INFO L128 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2025-04-14 11:31:56,345 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-14 11:31:56,347 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG bounded_buffer.i that has 3 procedures, 81 locations, 110 edges, 1 initial locations, 13 loop locations, and 3 error locations. [2025-04-14 11:31:56,348 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-14 11:31:56,429 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-04-14 11:31:56,474 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 11:31:56,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-14 11:31:56,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 11:31:56,483 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) [2025-04-14 11:31:56,484 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 [2025-04-14 11:31:56,576 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-14 11:31:56,588 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == producer_routineThread1of1ForFork0 ======== [2025-04-14 11:31:56,594 INFO L340 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@775f8d1c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 11:31:56,595 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-04-14 11:31:58,907 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting producer_routineErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [producer_routineErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2025-04-14 11:31:58,907 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 11:31:58,907 INFO L139 ounterexampleChecker]: Examining path program with hash 1058383306, occurence #1 [2025-04-14 11:31:58,907 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 11:31:58,907 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 11:31:58,910 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 11:31:58,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1481900307, now seen corresponding path program 1 times [2025-04-14 11:31:58,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 11:31:58,915 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066204074] [2025-04-14 11:31:58,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 11:31:58,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 11:31:59,000 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-04-14 11:31:59,071 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-04-14 11:31:59,072 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 11:31:59,072 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 11:31:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 11:31:59,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 11:31:59,230 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066204074] [2025-04-14 11:31:59,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066204074] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 11:31:59,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 11:31:59,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-04-14 11:31:59,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079193436] [2025-04-14 11:31:59,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 11:31:59,234 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-04-14 11:31:59,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 11:31:59,247 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-04-14 11:31:59,247 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-04-14 11:31:59,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:31:59,250 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 11:31:59,251 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2025-04-14 11:31:59,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:43:48,578 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-04-14 11:43:48,579 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-14 11:43:48,579 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting producer_routineErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [producer_routineErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2025-04-14 11:43:48,579 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 11:43:48,579 INFO L139 ounterexampleChecker]: Examining path program with hash 126521373, occurence #1 [2025-04-14 11:43:48,580 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 11:43:48,580 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 11:43:48,580 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 11:43:48,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1225798490, now seen corresponding path program 1 times [2025-04-14 11:43:48,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 11:43:48,580 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192975731] [2025-04-14 11:43:48,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 11:43:48,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 11:43:48,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-04-14 11:43:48,648 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-04-14 11:43:48,648 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 11:43:48,648 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 11:43:48,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 11:43:48,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 11:43:48,759 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192975731] [2025-04-14 11:43:48,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192975731] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 11:43:48,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 11:43:48,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-14 11:43:48,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823315279] [2025-04-14 11:43:48,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 11:43:48,760 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-04-14 11:43:48,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 11:43:48,760 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-04-14 11:43:48,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-04-14 11:43:48,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 11:43:48,761 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 11:43:48,761 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 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) [2025-04-14 11:43:48,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-04-14 11:43:48,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2025-04-14 11:46:32,684 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-14 11:46:32,684 WARN L610 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-4-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-15-11-2-11-2-1 context. [2025-04-14 11:46:32,686 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location producer_routineErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (0 of 1 remaining) [2025-04-14 11:46:32,696 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-04-14 11:46:32,697 INFO L320 ceAbstractionStarter]: Result for error location producer_routineThread1of1ForFork0 was TIMEOUT (1/3) [2025-04-14 11:46:32,699 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-14 11:46:32,699 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-14 11:46:32,716 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 [2025-04-14 11:46:32,721 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-04-14 11:46:32,901 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forcibly destroying the process [2025-04-14 11:46:33,102 FATAL L548 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Could not destroy process within 200 ms, abandoning it [2025-04-14 11:46:33,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 11:46:33 BasicIcfg [2025-04-14 11:46:33,106 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-14 11:46:33,108 INFO L158 Benchmark]: Toolchain (without parser) took 878698.11ms. Allocated memory was 167.8MB in the beginning and 406.8MB in the end (delta: 239.1MB). Free memory was 116.7MB in the beginning and 312.3MB in the end (delta: -195.6MB). Peak memory consumption was 250.6MB. Max. memory is 8.0GB. [2025-04-14 11:46:33,108 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-14 11:46:33,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.21ms. Allocated memory is still 167.8MB. Free memory was 116.7MB in the beginning and 60.8MB in the end (delta: 55.9MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. [2025-04-14 11:46:33,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.32ms. Allocated memory is still 167.8MB. Free memory was 60.8MB in the beginning and 55.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-14 11:46:33,109 INFO L158 Benchmark]: Boogie Preprocessor took 55.33ms. Allocated memory is still 167.8MB. Free memory was 55.9MB in the beginning and 53.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-14 11:46:33,109 INFO L158 Benchmark]: RCFGBuilder took 1122.39ms. Allocated memory is still 167.8MB. Free memory was 53.1MB in the beginning and 102.9MB in the end (delta: -49.8MB). Peak memory consumption was 38.6MB. Max. memory is 8.0GB. [2025-04-14 11:46:33,109 INFO L158 Benchmark]: TraceAbstraction took 876779.19ms. Allocated memory was 167.8MB in the beginning and 406.8MB in the end (delta: 239.1MB). Free memory was 101.8MB in the beginning and 312.3MB in the end (delta: -210.5MB). Peak memory consumption was 234.3MB. Max. memory is 8.0GB. [2025-04-14 11:46:33,113 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 666.21ms. Allocated memory is still 167.8MB. Free memory was 116.7MB in the beginning and 60.8MB in the end (delta: 55.9MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 66.32ms. Allocated memory is still 167.8MB. Free memory was 60.8MB in the beginning and 55.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 55.33ms. Allocated memory is still 167.8MB. Free memory was 55.9MB in the beginning and 53.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 1122.39ms. Allocated memory is still 167.8MB. Free memory was 53.1MB in the beginning and 102.9MB in the end (delta: -49.8MB). Peak memory consumption was 38.6MB. Max. memory is 8.0GB. * TraceAbstraction took 876779.19ms. Allocated memory was 167.8MB in the beginning and 406.8MB in the end (delta: 239.1MB). Free memory was 101.8MB in the beginning and 312.3MB in the end (delta: -210.5MB). Peak memory consumption was 234.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1099, independent: 1021, independent conditional: 76, independent unconditional: 945, dependent: 74, dependent conditional: 55, dependent unconditional: 19, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1052, independent: 1021, independent conditional: 76, independent unconditional: 945, dependent: 27, dependent conditional: 8, dependent unconditional: 19, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1052, independent: 1021, independent conditional: 76, independent unconditional: 945, dependent: 27, dependent conditional: 8, dependent unconditional: 19, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1062, independent: 1021, independent conditional: 76, independent unconditional: 945, dependent: 36, dependent conditional: 17, dependent unconditional: 19, unknown: 5, unknown conditional: 2, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1062, independent: 1021, independent conditional: 0, independent unconditional: 1021, dependent: 36, dependent conditional: 6, dependent unconditional: 30, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1062, independent: 1021, independent conditional: 0, independent unconditional: 1021, dependent: 36, dependent conditional: 6, dependent unconditional: 30, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 947, independent: 920, independent conditional: 0, independent unconditional: 920, dependent: 24, dependent conditional: 5, dependent unconditional: 19, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 948, independent: 916, independent conditional: 0, independent unconditional: 916, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 31, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 24, dependent conditional: 5, dependent unconditional: 19, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 31, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 24, dependent conditional: 5, dependent unconditional: 19, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticIndependenceRelation.Query Time [ms]: [ total: 711812, independent: 64, independent conditional: 0, independent unconditional: 64, dependent: 383942, dependent conditional: 380663, dependent unconditional: 3279, unknown: 327806, unknown conditional: 0, unknown unconditional: 327806] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 1062, independent: 101, independent conditional: 0, independent unconditional: 101, dependent: 12, dependent conditional: 1, dependent unconditional: 11, unknown: 949, unknown conditional: 5, unknown unconditional: 944] , Statistics on independence cache: Total cache size (in pairs): 947, Positive cache size: 920, Positive conditional cache size: 0, Positive unconditional cache size: 920, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Unknown cache size: 3, Unknown conditional cache size: 0, Unknown unconditional cache size: 3, Eliminated conditions: 89, Maximal queried relation: 2, Independence queries for same thread: 47, Persistent sets #1 benchmarks: Persistent set computation time: 331.2s, Number of persistent set computation: 19, Number of trivial persistent sets: 15, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 967, independent: 945, independent conditional: 0, independent unconditional: 945, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1099, independent: 1021, independent conditional: 76, independent unconditional: 945, dependent: 74, dependent conditional: 55, dependent unconditional: 19, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1052, independent: 1021, independent conditional: 76, independent unconditional: 945, dependent: 27, dependent conditional: 8, dependent unconditional: 19, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1052, independent: 1021, independent conditional: 76, independent unconditional: 945, dependent: 27, dependent conditional: 8, dependent unconditional: 19, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1062, independent: 1021, independent conditional: 76, independent unconditional: 945, dependent: 36, dependent conditional: 17, dependent unconditional: 19, unknown: 5, unknown conditional: 2, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1062, independent: 1021, independent conditional: 0, independent unconditional: 1021, dependent: 36, dependent conditional: 6, dependent unconditional: 30, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1062, independent: 1021, independent conditional: 0, independent unconditional: 1021, dependent: 36, dependent conditional: 6, dependent unconditional: 30, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 947, independent: 920, independent conditional: 0, independent unconditional: 920, dependent: 24, dependent conditional: 5, dependent unconditional: 19, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 948, independent: 916, independent conditional: 0, independent unconditional: 916, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 31, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 24, dependent conditional: 5, dependent unconditional: 19, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 31, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 24, dependent conditional: 5, dependent unconditional: 19, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticIndependenceRelation.Query Time [ms]: [ total: 711812, independent: 64, independent conditional: 0, independent unconditional: 64, dependent: 383942, dependent conditional: 380663, dependent unconditional: 3279, unknown: 327806, unknown conditional: 0, unknown unconditional: 327806] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 1062, independent: 101, independent conditional: 0, independent unconditional: 101, dependent: 12, dependent conditional: 1, dependent unconditional: 11, unknown: 949, unknown conditional: 5, unknown unconditional: 944] , Statistics on independence cache: Total cache size (in pairs): 947, Positive cache size: 920, Positive conditional cache size: 0, Positive unconditional cache size: 920, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Unknown cache size: 3, Unknown conditional cache size: 0, Unknown unconditional cache size: 3, Eliminated conditions: 89, Maximal queried relation: 2, Independence queries for same thread: 47 - TimeoutResultAtElement [Line: 1636]: Timeout (TraceAbstraction) Unable to prove that there are no unsupported features in the program Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-4-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-15-11-2-11-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: producer_routineThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 133 locations, 184 edges, 8 error locations. Started 1 CEGAR loops. OverallTime: 876.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 875.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 62 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, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 0, ConditionCalculationTime [ms]: 0, ConditionCalculations: 0, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, UnsatisfiedConditions: 0, ImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown