/usr/bin/java -Xmx7000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe015_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-e2ee32c-m [2023-09-07 02:45:16,793 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-07 02:45:16,831 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-07 02:45:16,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-07 02:45:16,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-07 02:45:16,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-07 02:45:16,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-07 02:45:16,850 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-07 02:45:16,850 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-07 02:45:16,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-07 02:45:16,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-07 02:45:16,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-07 02:45:16,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-07 02:45:16,852 INFO L153 SettingsManager]: * Use SBE=true [2023-09-07 02:45:16,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-07 02:45:16,852 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-07 02:45:16,853 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-07 02:45:16,853 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-07 02:45:16,853 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-07 02:45:16,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-07 02:45:16,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-07 02:45:16,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-07 02:45:16,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-07 02:45:16,854 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-07 02:45:16,854 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-07 02:45:16,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-07 02:45:16,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-07 02:45:16,855 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-07 02:45:16,855 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-07 02:45:16,855 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-07 02:45:16,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-07 02:45:16,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-07 02:45:16,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-07 02:45:16,856 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-07 02:45:16,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-07 02:45:16,856 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-07 02:45:16,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-07 02:45:16,857 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-07 02:45:16,857 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-07 02:45:16,857 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-07 02:45:16,857 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-07 02:45:16,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2023-09-07 02:45:16,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-07 02:45:16,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-07 02:45:17,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-07 02:45:17,001 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-07 02:45:17,002 INFO L274 PluginConnector]: CDTParser initialized [2023-09-07 02:45:17,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_power.opt.i [2023-09-07 02:45:17,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-07 02:45:18,199 INFO L384 CDTParser]: Found 1 translation units. [2023-09-07 02:45:18,199 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_power.opt.i [2023-09-07 02:45:18,217 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7751ba78/6d31058e415947ae911c00481900948e/FLAG9fe188da0 [2023-09-07 02:45:18,553 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7751ba78/6d31058e415947ae911c00481900948e [2023-09-07 02:45:18,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-07 02:45:18,556 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-07 02:45:18,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-07 02:45:18,557 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-07 02:45:18,560 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-07 02:45:18,561 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:18,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f166aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18, skipping insertion in model container [2023-09-07 02:45:18,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:18,597 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-09-07 02:45:18,734 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_power.opt.i[994,1007] [2023-09-07 02:45:18,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-07 02:45:18,876 INFO L202 MainTranslator]: Completed pre-run [2023-09-07 02:45:18,886 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_power.opt.i[994,1007] [2023-09-07 02:45:18,891 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-09-07 02:45:18,892 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-09-07 02:45:18,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-07 02:45:18,948 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-07 02:45:18,949 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-07 02:45:18,953 INFO L206 MainTranslator]: Completed translation [2023-09-07 02:45:18,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18 WrapperNode [2023-09-07 02:45:18,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-07 02:45:18,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-07 02:45:18,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-07 02:45:18,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-07 02:45:18,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:18,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:18,996 INFO L138 Inliner]: procedures = 176, calls = 86, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 169 [2023-09-07 02:45:18,996 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-07 02:45:18,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-07 02:45:18,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-07 02:45:18,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-07 02:45:19,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,036 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-07 02:45:19,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-07 02:45:19,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-07 02:45:19,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-07 02:45:19,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (1/1) ... [2023-09-07 02:45:19,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-07 02:45:19,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-07 02:45:19,064 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) [2023-09-07 02:45:19,066 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 [2023-09-07 02:45:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-07 02:45:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-07 02:45:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-09-07 02:45:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-09-07 02:45:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-09-07 02:45:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-07 02:45:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-07 02:45:19,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-07 02:45:19,095 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-07 02:45:19,217 INFO L236 CfgBuilder]: Building ICFG [2023-09-07 02:45:19,218 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-07 02:45:19,550 INFO L277 CfgBuilder]: Performing block encoding [2023-09-07 02:45:19,781 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-07 02:45:19,781 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-07 02:45:19,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 02:45:19 BoogieIcfgContainer [2023-09-07 02:45:19,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-07 02:45:19,785 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-07 02:45:19,785 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-07 02:45:19,788 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-07 02:45:19,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 02:45:18" (1/3) ... [2023-09-07 02:45:19,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5865bbf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 02:45:19, skipping insertion in model container [2023-09-07 02:45:19,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:45:18" (2/3) ... [2023-09-07 02:45:19,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5865bbf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 02:45:19, skipping insertion in model container [2023-09-07 02:45:19,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 02:45:19" (3/3) ... [2023-09-07 02:45:19,790 INFO L112 eAbstractionObserver]: Analyzing ICFG safe015_power.opt.i [2023-09-07 02:45:19,796 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-07 02:45:19,802 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-07 02:45:19,802 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-09-07 02:45:19,802 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-07 02:45:19,859 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-07 02:45:19,891 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-07 02:45:19,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-07 02:45:19,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-07 02:45:19,893 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) [2023-09-07 02:45:19,908 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 [2023-09-07 02:45:19,925 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-07 02:45:19,930 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2023-09-07 02:45:19,951 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;@15a74a4c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-07 02:45:19,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2023-09-07 02:45:19,977 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 02:45:19,980 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 02:45:19,980 INFO L85 PathProgramCache]: Analyzing trace with hash -309816242, now seen corresponding path program 1 times [2023-09-07 02:45:19,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 02:45:19,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135578495] [2023-09-07 02:45:19,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 02:45:19,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 02:45:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 02:45:20,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-07 02:45:20,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 02:45:20,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135578495] [2023-09-07 02:45:20,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135578495] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 02:45:20,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 02:45:20,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-09-07 02:45:20,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065940335] [2023-09-07 02:45:20,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 02:45:20,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-09-07 02:45:20,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 02:45:20,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-09-07 02:45:20,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-09-07 02:45:20,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:45:20,272 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 02:45:20,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.0) internal successors, (88), 2 states have internal predecessors, (88), 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) [2023-09-07 02:45:20,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:46:31,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:46:31,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-07 02:46:31,453 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 02:46:31,454 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 02:46:31,454 INFO L85 PathProgramCache]: Analyzing trace with hash 747001126, now seen corresponding path program 1 times [2023-09-07 02:46:31,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 02:46:31,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092649958] [2023-09-07 02:46:31,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 02:46:31,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 02:46:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 02:46:31,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-07 02:46:31,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 02:46:31,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092649958] [2023-09-07 02:46:31,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092649958] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 02:46:31,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 02:46:31,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-07 02:46:31,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970642080] [2023-09-07 02:46:31,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 02:46:31,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-07 02:46:31,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 02:46:31,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-07 02:46:31,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-07 02:46:31,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:46:31,928 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 02:46:31,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 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) [2023-09-07 02:46:31,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:46:31,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:54:54,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:54:54,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-09-07 02:54:54,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-07 02:54:54,672 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 02:54:54,672 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 02:54:54,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1451968281, now seen corresponding path program 1 times [2023-09-07 02:54:54,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 02:54:54,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494454506] [2023-09-07 02:54:54,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 02:54:54,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 02:54:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 02:54:55,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-07 02:54:55,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 02:54:55,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494454506] [2023-09-07 02:54:55,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494454506] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 02:54:55,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 02:54:55,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-09-07 02:54:55,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582587706] [2023-09-07 02:54:55,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 02:54:55,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-07 02:54:55,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 02:54:55,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-07 02:54:55,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-09-07 02:54:55,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:54:55,035 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 02:54:55,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 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) [2023-09-07 02:54:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:54:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-09-07 02:54:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-09-07 02:59:27,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-07 02:59:27,605 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-3-2-5-4-2-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-8-2-10-5-8-5-7-4-5-4-3-2-2-1 context. [2023-09-07 02:59:27,606 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-09-07 02:59:27,631 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-09-07 02:59:27,632 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2023-09-07 02:59:27,633 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-07 02:59:27,633 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-07 02:59:27,635 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-07 02:59:27,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 02:59:27 BasicIcfg [2023-09-07 02:59:27,638 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-07 02:59:27,638 INFO L158 Benchmark]: Toolchain (without parser) took 849082.09ms. Allocated memory was 291.5MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 251.5MB in the beginning and 1.0GB in the end (delta: -787.9MB). Peak memory consumption was 2.0GB. Max. memory is 7.0GB. [2023-09-07 02:59:27,638 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 212.9MB. Free memory is still 163.6MB. There was no memory consumed. Max. memory is 7.0GB. [2023-09-07 02:59:27,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.31ms. Allocated memory is still 291.5MB. Free memory was 251.1MB in the beginning and 224.7MB in the end (delta: 26.3MB). Peak memory consumption was 26.2MB. Max. memory is 7.0GB. [2023-09-07 02:59:27,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.81ms. Allocated memory is still 291.5MB. Free memory was 224.7MB in the beginning and 221.7MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. [2023-09-07 02:59:27,639 INFO L158 Benchmark]: Boogie Preprocessor took 46.27ms. Allocated memory is still 291.5MB. Free memory was 221.7MB in the beginning and 219.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-07 02:59:27,640 INFO L158 Benchmark]: RCFGBuilder took 739.78ms. Allocated memory is still 291.5MB. Free memory was 219.0MB in the beginning and 185.6MB in the end (delta: 33.4MB). Peak memory consumption was 34.4MB. Max. memory is 7.0GB. [2023-09-07 02:59:27,640 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 [2023-09-07 02:59:27,640 INFO L158 Benchmark]: TraceAbstraction took 847852.52ms. Allocated memory was 291.5MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 184.6MB in the beginning and 1.0GB in the end (delta: -854.9MB). Peak memory consumption was 2.0GB. Max. memory is 7.0GB. [2023-09-07 02:59:27,642 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 212.9MB. Free memory is still 163.6MB. There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 397.31ms. Allocated memory is still 291.5MB. Free memory was 251.1MB in the beginning and 224.7MB in the end (delta: 26.3MB). Peak memory consumption was 26.2MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 41.81ms. Allocated memory is still 291.5MB. Free memory was 224.7MB in the beginning and 221.7MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 46.27ms. Allocated memory is still 291.5MB. Free memory was 221.7MB in the beginning and 219.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * RCFGBuilder took 739.78ms. Allocated memory is still 291.5MB. Free memory was 219.0MB in the beginning and 185.6MB in the end (delta: 33.4MB). Peak memory consumption was 34.4MB. Max. memory is 7.0GB. * TraceAbstraction took 847852.52ms. Allocated memory was 291.5MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 184.6MB in the beginning and 1.0GB in the end (delta: -854.9MB). Peak memory consumption was 2.0GB. Max. memory is 7.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 268]: Unsoundness Warning unspecified type, defaulting to int C: short [268] - GenericResultAtLocation [Line: 268]: Unsoundness Warning unspecified type, defaulting to int C: short [268] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 31467, independent: 31157, independent conditional: 31157, independent unconditional: 0, dependent: 51, dependent conditional: 51, dependent unconditional: 0, unknown: 259, unknown conditional: 259, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31464, independent: 31157, independent conditional: 31157, independent unconditional: 0, dependent: 48, dependent conditional: 48, dependent unconditional: 0, unknown: 259, unknown conditional: 259, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 31464, independent: 31157, independent conditional: 31157, independent unconditional: 0, dependent: 48, dependent conditional: 48, dependent unconditional: 0, unknown: 259, unknown conditional: 259, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32152, independent: 31157, independent conditional: 0, independent unconditional: 31157, dependent: 156, dependent conditional: 108, dependent unconditional: 48, unknown: 839, unknown conditional: 580, unknown unconditional: 259] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 32152, independent: 31157, independent conditional: 0, independent unconditional: 31157, dependent: 156, dependent conditional: 0, dependent unconditional: 156, unknown: 839, unknown conditional: 0, unknown unconditional: 839] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 32152, independent: 31157, independent conditional: 0, independent unconditional: 31157, dependent: 156, dependent conditional: 0, dependent unconditional: 156, unknown: 839, unknown conditional: 0, unknown unconditional: 839] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 31464, independent: 31157, independent conditional: 0, independent unconditional: 31157, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 259, unknown conditional: 0, unknown unconditional: 259] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 31464, independent: 31157, independent conditional: 0, independent unconditional: 31157, dependent: 307, dependent conditional: 0, dependent unconditional: 307, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 307, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 259, unknown conditional: 0, unknown unconditional: 259] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 307, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 259, unknown conditional: 0, unknown unconditional: 259] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 307, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 259, unknown conditional: 0, unknown unconditional: 259] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7021, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 6986, unknown conditional: 0, unknown unconditional: 6986] , Protected Queries: 0 ], Cache Queries: [ total: 32152, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 32044, unknown conditional: 0, unknown unconditional: 32044] , Statistics on independence cache: Total cache size (in pairs): 31205, Positive cache size: 31157, Positive conditional cache size: 0, Positive unconditional cache size: 31157, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Unknown cache size: 259, Unknown conditional cache size: 0, Unknown unconditional cache size: 259, Eliminated conditions: 688, Maximal queried relation: 3, Independence queries for same thread: 3 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 2, RedundantProofs: 2, ProvenStates: 5 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-3-2-5-4-2-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-8-2-10-5-8-5-7-4-5-4-3-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 149 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 847.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 846.5s, 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: 20, 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, 0.8s InterpolantComputationTime, 264 NumberOfCodeBlocks, 264 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 793 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown