/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/safe025_rmo.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-e2ee32c-m [2023-09-07 03:19:57,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-07 03:19:57,639 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-07 03:19:57,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-07 03:19:57,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-07 03:19:57,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-07 03:19:57,673 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-07 03:19:57,673 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-07 03:19:57,674 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-07 03:19:57,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-07 03:19:57,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-07 03:19:57,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-07 03:19:57,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-07 03:19:57,680 INFO L153 SettingsManager]: * Use SBE=true [2023-09-07 03:19:57,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-07 03:19:57,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-07 03:19:57,681 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-07 03:19:57,681 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-07 03:19:57,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-07 03:19:57,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-07 03:19:57,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-07 03:19:57,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-07 03:19:57,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-07 03:19:57,684 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-07 03:19:57,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-07 03:19:57,684 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-07 03:19:57,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-07 03:19:57,685 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-07 03:19:57,685 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-07 03:19:57,685 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-07 03:19:57,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-07 03:19:57,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-07 03:19:57,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-07 03:19:57,687 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-07 03:19:57,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-07 03:19:57,687 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-07 03:19:57,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-07 03:19:57,688 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-07 03:19:57,688 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-07 03:19:57,688 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-07 03:19:57,688 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-07 03:19:57,689 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2023-09-07 03:19:57,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-07 03:19:57,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-07 03:19:57,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-07 03:19:57,922 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-07 03:19:57,922 INFO L274 PluginConnector]: CDTParser initialized [2023-09-07 03:19:57,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_rmo.i [2023-09-07 03:19:59,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-07 03:19:59,281 INFO L384 CDTParser]: Found 1 translation units. [2023-09-07 03:19:59,281 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_rmo.i [2023-09-07 03:19:59,298 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d4b9049a/67f711ed6232486d877534f373289da2/FLAG230c7099a [2023-09-07 03:19:59,309 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d4b9049a/67f711ed6232486d877534f373289da2 [2023-09-07 03:19:59,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-07 03:19:59,312 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-07 03:19:59,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-07 03:19:59,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-07 03:19:59,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-07 03:19:59,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b43c1be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59, skipping insertion in model container [2023-09-07 03:19:59,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,386 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-09-07 03:19:59,506 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/safe025_rmo.i[988,1001] [2023-09-07 03:19:59,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-07 03:19:59,756 INFO L202 MainTranslator]: Completed pre-run [2023-09-07 03:19:59,766 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/safe025_rmo.i[988,1001] [2023-09-07 03:19:59,787 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-09-07 03:19:59,789 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-09-07 03:19:59,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-07 03:19:59,860 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-07 03:19:59,860 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-07 03:19:59,866 INFO L206 MainTranslator]: Completed translation [2023-09-07 03:19:59,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59 WrapperNode [2023-09-07 03:19:59,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-07 03:19:59,868 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-07 03:19:59,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-07 03:19:59,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-07 03:19:59,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,941 INFO L138 Inliner]: procedures = 176, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2023-09-07 03:19:59,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-07 03:19:59,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-07 03:19:59,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-07 03:19:59,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-07 03:19:59,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,969 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:19:59,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-07 03:19:59,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-07 03:19:59,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-07 03:19:59,978 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-07 03:19:59,979 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (1/1) ... [2023-09-07 03:20:00,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-07 03:20:00,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-07 03:20:00,027 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 03:20:00,043 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 03:20:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-07 03:20:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-07 03:20:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-07 03:20:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-07 03:20:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-07 03:20:00,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-07 03:20:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-09-07 03:20:00,068 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-09-07 03:20:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-09-07 03:20:00,068 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-09-07 03:20:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-09-07 03:20:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-09-07 03:20:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-07 03:20:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-07 03:20:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-07 03:20:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-07 03:20:00,071 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 03:20:00,234 INFO L236 CfgBuilder]: Building ICFG [2023-09-07 03:20:00,236 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-07 03:20:00,618 INFO L277 CfgBuilder]: Performing block encoding [2023-09-07 03:20:00,884 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-07 03:20:00,885 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-07 03:20:00,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 03:20:00 BoogieIcfgContainer [2023-09-07 03:20:00,887 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-07 03:20:00,890 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-07 03:20:00,890 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-07 03:20:00,892 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-07 03:20:00,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 03:19:59" (1/3) ... [2023-09-07 03:20:00,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c46c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 03:20:00, skipping insertion in model container [2023-09-07 03:20:00,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 03:19:59" (2/3) ... [2023-09-07 03:20:00,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c46c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 03:20:00, skipping insertion in model container [2023-09-07 03:20:00,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 03:20:00" (3/3) ... [2023-09-07 03:20:00,895 INFO L112 eAbstractionObserver]: Analyzing ICFG safe025_rmo.i [2023-09-07 03:20:00,902 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-07 03:20:00,909 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-07 03:20:00,910 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-09-07 03:20:00,910 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-07 03:20:00,969 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-07 03:20:01,002 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-07 03:20:01,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-07 03:20:01,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-07 03:20:01,009 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 03:20:01,044 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 03:20:01,072 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-07 03:20:01,080 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2023-09-07 03:20:01,086 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;@7b3bc2c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-07 03:20:01,086 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2023-09-07 03:20:01,138 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 03:20:01,144 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 03:20:01,144 INFO L85 PathProgramCache]: Analyzing trace with hash 345686815, now seen corresponding path program 1 times [2023-09-07 03:20:01,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 03:20:01,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009758674] [2023-09-07 03:20:01,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 03:20:01,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 03:20:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 03:20:01,400 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 03:20:01,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 03:20:01,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009758674] [2023-09-07 03:20:01,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009758674] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 03:20:01,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 03:20:01,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-09-07 03:20:01,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337389189] [2023-09-07 03:20:01,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 03:20:01,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-09-07 03:20:01,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 03:20:01,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-09-07 03:20:01,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-09-07 03:20:01,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:20:01,435 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 03:20:01,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 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 03:20:01,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:20:32,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:20:32,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-07 03:20:32,216 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 03:20:32,217 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 03:20:32,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1297071338, now seen corresponding path program 1 times [2023-09-07 03:20:32,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 03:20:32,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676761034] [2023-09-07 03:20:32,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 03:20:32,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 03:20:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 03:20:32,868 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 03:20:32,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 03:20:32,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676761034] [2023-09-07 03:20:32,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676761034] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 03:20:32,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 03:20:32,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-09-07 03:20:32,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251905903] [2023-09-07 03:20:32,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 03:20:32,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-07 03:20:32,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 03:20:32,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-07 03:20:32,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-09-07 03:20:32,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:20:32,875 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 03:20:32,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 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 03:20:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:20:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:24:54,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:24:54,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-09-07 03:24:54,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-07 03:24:54,210 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 03:24:54,210 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 03:24:54,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1620686579, now seen corresponding path program 1 times [2023-09-07 03:24:54,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 03:24:54,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542912717] [2023-09-07 03:24:54,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 03:24:54,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 03:24:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 03:24:54,702 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 03:24:54,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 03:24:54,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542912717] [2023-09-07 03:24:54,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542912717] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 03:24:54,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 03:24:54,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-07 03:24:54,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766545127] [2023-09-07 03:24:54,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 03:24:54,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-07 03:24:54,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 03:24:54,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-07 03:24:54,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-07 03:24:54,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:24:54,706 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 03:24:54,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 6 states have internal predecessors, (103), 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 03:24:54,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:24:54,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-09-07 03:24:54,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:29:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:29:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-09-07 03:29:31,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-07 03:29:31,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-07 03:29:31,921 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 03:29:31,922 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 03:29:31,922 INFO L85 PathProgramCache]: Analyzing trace with hash -432323397, now seen corresponding path program 2 times [2023-09-07 03:29:31,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 03:29:31,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512009698] [2023-09-07 03:29:31,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 03:29:31,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 03:29:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 03:29:32,389 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 03:29:32,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 03:29:32,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512009698] [2023-09-07 03:29:32,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512009698] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 03:29:32,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 03:29:32,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-09-07 03:29:32,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101222743] [2023-09-07 03:29:32,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 03:29:32,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-09-07 03:29:32,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 03:29:32,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-09-07 03:29:32,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-09-07 03:29:32,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:29:32,398 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 03:29:32,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.875) internal successors, (103), 8 states have internal predecessors, (103), 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 03:29:32,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 03:29:32,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-09-07 03:29:32,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-07 03:29:32,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-09-07 03:33:37,794 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 03:33:37,794 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 03:33:37,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-09-07 03:33:37,946 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. [2023-09-07 03:33:37,948 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-09-07 03:33:38,013 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2023-09-07 03:33:38,014 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2023-09-07 03:33:38,015 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-07 03:33:38,015 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-07 03:33:38,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 03:33:38 BasicIcfg [2023-09-07 03:33:38,018 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-07 03:33:38,019 INFO L158 Benchmark]: Toolchain (without parser) took 818706.21ms. Allocated memory was 253.8MB in the beginning and 4.5GB in the end (delta: 4.2GB). Free memory was 207.5MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 3.6GB. Max. memory is 7.0GB. [2023-09-07 03:33:38,019 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 183.5MB. Free memory was 138.5MB in the beginning and 138.4MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 7.0GB. [2023-09-07 03:33:38,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.88ms. Allocated memory is still 253.8MB. Free memory was 206.9MB in the beginning and 181.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 7.0GB. [2023-09-07 03:33:38,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.31ms. Allocated memory is still 253.8MB. Free memory was 181.3MB in the beginning and 178.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. [2023-09-07 03:33:38,020 INFO L158 Benchmark]: Boogie Preprocessor took 35.40ms. Allocated memory is still 253.8MB. Free memory was 178.6MB in the beginning and 176.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-07 03:33:38,020 INFO L158 Benchmark]: RCFGBuilder took 909.53ms. Allocated memory is still 253.8MB. Free memory was 176.1MB in the beginning and 182.9MB in the end (delta: -6.8MB). Peak memory consumption was 48.1MB. Max. memory is 7.0GB. [2023-09-07 03:33:38,021 INFO L158 Benchmark]: TraceAbstraction took 817128.67ms. Allocated memory was 253.8MB in the beginning and 4.5GB in the end (delta: 4.2GB). Free memory was 182.4MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 3.5GB. Max. memory is 7.0GB. [2023-09-07 03:33:38,022 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 183.5MB. Free memory was 138.5MB in the beginning and 138.4MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 549.88ms. Allocated memory is still 253.8MB. Free memory was 206.9MB in the beginning and 181.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 73.31ms. Allocated memory is still 253.8MB. Free memory was 181.3MB in the beginning and 178.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 35.40ms. Allocated memory is still 253.8MB. Free memory was 178.6MB in the beginning and 176.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * RCFGBuilder took 909.53ms. Allocated memory is still 253.8MB. Free memory was 176.1MB in the beginning and 182.9MB in the end (delta: -6.8MB). Peak memory consumption was 48.1MB. Max. memory is 7.0GB. * TraceAbstraction took 817128.67ms. Allocated memory was 253.8MB in the beginning and 4.5GB in the end (delta: 4.2GB). Free memory was 182.4MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 3.5GB. 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: 55309, independent: 54906, independent conditional: 54906, independent unconditional: 0, dependent: 8, dependent conditional: 8, dependent unconditional: 0, unknown: 395, unknown conditional: 395, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55306, independent: 54906, independent conditional: 54906, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 395, unknown conditional: 395, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 55306, independent: 54906, independent conditional: 54906, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 395, unknown conditional: 395, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56454, independent: 54906, independent conditional: 0, independent unconditional: 54906, dependent: 20, dependent conditional: 15, dependent unconditional: 5, unknown: 1528, unknown conditional: 1133, unknown unconditional: 395] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 56454, independent: 54906, independent conditional: 0, independent unconditional: 54906, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 1528, unknown conditional: 0, unknown unconditional: 1528] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56454, independent: 54906, independent conditional: 0, independent unconditional: 54906, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 1528, unknown conditional: 0, unknown unconditional: 1528] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 55306, independent: 54906, independent conditional: 0, independent unconditional: 54906, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 395, unknown conditional: 0, unknown unconditional: 395] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 55306, independent: 54394, independent conditional: 0, independent unconditional: 54394, dependent: 912, dependent conditional: 0, dependent unconditional: 912, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 912, independent: 512, independent conditional: 0, independent unconditional: 512, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 395, unknown conditional: 0, unknown unconditional: 395] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 912, independent: 512, independent conditional: 0, independent unconditional: 512, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 395, unknown conditional: 0, unknown unconditional: 395] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 912, independent: 512, independent conditional: 0, independent unconditional: 512, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 395, unknown conditional: 0, unknown unconditional: 395] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10343, independent: 335, independent conditional: 0, independent unconditional: 335, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 9968, unknown conditional: 0, unknown unconditional: 9968] , Protected Queries: 0 ], Cache Queries: [ total: 56454, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 56439, unknown conditional: 0, unknown unconditional: 56439] , Statistics on independence cache: Total cache size (in pairs): 54911, Positive cache size: 54906, Positive conditional cache size: 0, Positive unconditional cache size: 54906, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Unknown cache size: 395, Unknown conditional cache size: 0, Unknown unconditional cache size: 395, Eliminated conditions: 1148, Maximal queried relation: 4, Independence queries for same thread: 3 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 3, RedundantProofs: 2, ProvenStates: 15 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 150 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 817.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 814.9s, 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: 39, 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, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 383 NumberOfCodeBlocks, 383 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 379 ConstructedInterpolants, 0 QuantifiedInterpolants, 1120 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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