/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/safe002_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-e2ee32c-m [2023-09-07 02:10:21,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-07 02:10:21,810 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-07 02:10:21,816 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-07 02:10:21,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-07 02:10:21,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-07 02:10:21,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-07 02:10:21,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-07 02:10:21,841 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-07 02:10:21,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-07 02:10:21,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-07 02:10:21,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-07 02:10:21,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-07 02:10:21,846 INFO L153 SettingsManager]: * Use SBE=true [2023-09-07 02:10:21,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-07 02:10:21,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-07 02:10:21,847 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-07 02:10:21,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-07 02:10:21,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-07 02:10:21,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-07 02:10:21,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-07 02:10:21,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-07 02:10:21,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-07 02:10:21,848 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-07 02:10:21,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-07 02:10:21,848 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-07 02:10:21,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-07 02:10:21,849 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-07 02:10:21,849 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-07 02:10:21,849 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-07 02:10:21,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-07 02:10:21,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-07 02:10:21,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-07 02:10:21,850 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-07 02:10:21,850 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-07 02:10:21,850 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-07 02:10:21,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-07 02:10:21,851 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-07 02:10:21,851 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-07 02:10:21,851 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-07 02:10:21,851 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-07 02:10:21,851 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2023-09-07 02:10:22,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-07 02:10:22,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-07 02:10:22,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-07 02:10:22,047 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-07 02:10:22,048 INFO L274 PluginConnector]: CDTParser initialized [2023-09-07 02:10:22,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-09-07 02:10:23,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-07 02:10:23,233 INFO L384 CDTParser]: Found 1 translation units. [2023-09-07 02:10:23,234 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-09-07 02:10:23,254 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab5c2b3a4/559414f08bcd40f280ac619cc5eefe03/FLAGce8a2e8a1 [2023-09-07 02:10:23,266 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab5c2b3a4/559414f08bcd40f280ac619cc5eefe03 [2023-09-07 02:10:23,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-07 02:10:23,272 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-07 02:10:23,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-07 02:10:23,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-07 02:10:23,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-07 02:10:23,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd29b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23, skipping insertion in model container [2023-09-07 02:10:23,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,315 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-09-07 02:10:23,418 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/safe002_rmo.oepc.i[993,1006] [2023-09-07 02:10:23,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-07 02:10:23,579 INFO L202 MainTranslator]: Completed pre-run [2023-09-07 02:10:23,586 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/safe002_rmo.oepc.i[993,1006] [2023-09-07 02:10:23,591 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-09-07 02:10:23,592 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-09-07 02:10:23,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-07 02:10:23,651 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-07 02:10:23,651 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-07 02:10:23,656 INFO L206 MainTranslator]: Completed translation [2023-09-07 02:10:23,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23 WrapperNode [2023-09-07 02:10:23,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-07 02:10:23,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-07 02:10:23,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-07 02:10:23,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-07 02:10:23,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,681 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,698 INFO L138 Inliner]: procedures = 176, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2023-09-07 02:10:23,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-07 02:10:23,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-07 02:10:23,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-07 02:10:23,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-07 02:10:23,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-07 02:10:23,757 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-07 02:10:23,757 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-07 02:10:23,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-07 02:10:23,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (1/1) ... [2023-09-07 02:10:23,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-07 02:10:23,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-07 02:10:23,781 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 02:10:23,805 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 02:10:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-07 02:10:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-07 02:10:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-07 02:10:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-07 02:10:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-07 02:10:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-07 02:10:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-09-07 02:10:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-09-07 02:10:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-09-07 02:10:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-09-07 02:10:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-09-07 02:10:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-09-07 02:10:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-07 02:10:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-07 02:10:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-07 02:10:23,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-07 02:10:23,829 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 02:10:23,957 INFO L236 CfgBuilder]: Building ICFG [2023-09-07 02:10:23,958 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-07 02:10:24,291 INFO L277 CfgBuilder]: Performing block encoding [2023-09-07 02:10:24,497 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-07 02:10:24,497 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-07 02:10:24,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 02:10:24 BoogieIcfgContainer [2023-09-07 02:10:24,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-07 02:10:24,502 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-07 02:10:24,502 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-07 02:10:24,504 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-07 02:10:24,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 02:10:23" (1/3) ... [2023-09-07 02:10:24,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d7e95c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 02:10:24, skipping insertion in model container [2023-09-07 02:10:24,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 02:10:23" (2/3) ... [2023-09-07 02:10:24,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d7e95c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 02:10:24, skipping insertion in model container [2023-09-07 02:10:24,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 02:10:24" (3/3) ... [2023-09-07 02:10:24,505 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_rmo.oepc.i [2023-09-07 02:10:24,511 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-07 02:10:24,516 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-07 02:10:24,516 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-09-07 02:10:24,516 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-07 02:10:24,566 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-07 02:10:24,601 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-07 02:10:24,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-07 02:10:24,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-07 02:10:24,604 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 02:10:24,605 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 02:10:24,646 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-07 02:10:24,651 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2023-09-07 02:10:24,655 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;@631132e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-07 02:10:24,655 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2023-09-07 02:10:24,690 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 02:10:24,694 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 02:10:24,694 INFO L85 PathProgramCache]: Analyzing trace with hash -268372381, now seen corresponding path program 1 times [2023-09-07 02:10:24,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 02:10:24,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671280839] [2023-09-07 02:10:24,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 02:10:24,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 02:10:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 02:10:24,885 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 02:10:24,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 02:10:24,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671280839] [2023-09-07 02:10:24,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671280839] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 02:10:24,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 02:10:24,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-09-07 02:10:24,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618998637] [2023-09-07 02:10:24,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 02:10:24,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-09-07 02:10:24,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 02:10:24,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-09-07 02:10:24,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-09-07 02:10:24,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:10:24,914 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 02:10:24,915 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 02:10:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:10:53,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:10:53,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-07 02:10:53,468 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 02:10:53,468 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 02:10:53,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1606838784, now seen corresponding path program 1 times [2023-09-07 02:10:53,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 02:10:53,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554974180] [2023-09-07 02:10:53,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 02:10:53,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 02:10:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 02:10:53,972 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 02:10:53,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 02:10:53,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554974180] [2023-09-07 02:10:53,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554974180] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 02:10:53,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 02:10:53,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-07 02:10:53,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307225061] [2023-09-07 02:10:53,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 02:10:53,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-07 02:10:53,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 02:10:53,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-07 02:10:53,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-07 02:10:53,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:10:53,977 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 02:10:53,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 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 02:10:53,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:10:53,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:18:49,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:18:49,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-09-07 02:18:49,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-07 02:18:49,405 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-09-07 02:18:49,405 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-07 02:18:49,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1420218425, now seen corresponding path program 1 times [2023-09-07 02:18:49,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-07 02:18:49,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002803946] [2023-09-07 02:18:49,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-07 02:18:49,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-07 02:18:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-07 02:18:51,746 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 02:18:51,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-07 02:18:51,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002803946] [2023-09-07 02:18:51,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002803946] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-07 02:18:51,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-07 02:18:51,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2023-09-07 02:18:51,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591328065] [2023-09-07 02:18:51,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-07 02:18:51,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-09-07 02:18:51,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-07 02:18:51,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-09-07 02:18:51,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2023-09-07 02:18:51,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:18:51,750 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-07 02:18:51,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.722222222222222) internal successors, (103), 18 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 02:18:51,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-07 02:18:51,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-09-07 02:18:51,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-09-07 02:24:35,519 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 02:24:35,519 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 02:24:35,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-07 02:24:35,738 WARN L619 AbstractCegarLoop]: Verification canceled: while QuantifierPusher was running 1 iterations on subformula. [2023-09-07 02:24:35,740 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-09-07 02:24:35,798 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-09-07 02:24:35,800 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2023-09-07 02:24:35,801 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-07 02:24:35,801 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-07 02:24:35,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 02:24:35 BasicIcfg [2023-09-07 02:24:35,809 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-07 02:24:35,809 INFO L158 Benchmark]: Toolchain (without parser) took 852537.71ms. Allocated memory was 209.7MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 167.7MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 2.3GB. Max. memory is 7.0GB. [2023-09-07 02:24:35,812 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 7.0GB. [2023-09-07 02:24:35,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.28ms. Allocated memory is still 209.7MB. Free memory was 167.7MB in the beginning and 142.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 7.0GB. [2023-09-07 02:24:35,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.28ms. Allocated memory is still 209.7MB. Free memory was 141.4MB in the beginning and 138.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-07 02:24:35,813 INFO L158 Benchmark]: Boogie Preprocessor took 58.35ms. Allocated memory is still 209.7MB. Free memory was 138.8MB in the beginning and 136.2MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. [2023-09-07 02:24:35,814 INFO L158 Benchmark]: RCFGBuilder took 742.34ms. Allocated memory is still 209.7MB. Free memory was 136.2MB in the beginning and 123.6MB in the end (delta: 12.6MB). Peak memory consumption was 38.3MB. Max. memory is 7.0GB. [2023-09-07 02:24:35,814 INFO L158 Benchmark]: TraceAbstraction took 851307.41ms. Allocated memory was 209.7MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 123.0MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 2.2GB. Max. memory is 7.0GB. [2023-09-07 02:24:35,815 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 174.1MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 382.28ms. Allocated memory is still 209.7MB. Free memory was 167.7MB in the beginning and 142.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 33.28ms. Allocated memory is still 209.7MB. Free memory was 141.4MB in the beginning and 138.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 58.35ms. Allocated memory is still 209.7MB. Free memory was 138.8MB in the beginning and 136.2MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. * RCFGBuilder took 742.34ms. Allocated memory is still 209.7MB. Free memory was 136.2MB in the beginning and 123.6MB in the end (delta: 12.6MB). Peak memory consumption was 38.3MB. Max. memory is 7.0GB. * TraceAbstraction took 851307.41ms. Allocated memory was 209.7MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 123.0MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 2.2GB. 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: 46837, independent: 46525, independent conditional: 46525, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 307, unknown conditional: 307, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46834, independent: 46525, independent conditional: 46525, independent unconditional: 0, dependent: 2, dependent conditional: 2, dependent unconditional: 0, unknown: 307, unknown conditional: 307, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 46834, independent: 46525, independent conditional: 46525, independent unconditional: 0, dependent: 2, dependent conditional: 2, dependent unconditional: 0, unknown: 307, unknown conditional: 307, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47567, independent: 46525, independent conditional: 0, independent unconditional: 46525, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 1035, unknown conditional: 728, unknown unconditional: 307] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 47567, independent: 46525, independent conditional: 0, independent unconditional: 46525, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 1035, unknown conditional: 0, unknown unconditional: 1035] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 47567, independent: 46525, independent conditional: 0, independent unconditional: 46525, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 1035, unknown conditional: 0, unknown unconditional: 1035] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 46834, independent: 46525, independent conditional: 0, independent unconditional: 46525, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 307, unknown conditional: 0, unknown unconditional: 307] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 46834, independent: 46525, independent conditional: 0, independent unconditional: 46525, dependent: 309, dependent conditional: 0, dependent unconditional: 309, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 309, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 307, unknown conditional: 0, unknown unconditional: 307] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 309, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 307, unknown conditional: 0, unknown unconditional: 307] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 309, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 307, unknown conditional: 0, unknown unconditional: 307] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7163, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 7143, unknown conditional: 0, unknown unconditional: 7143] , Protected Queries: 0 ], Cache Queries: [ total: 47567, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 47562, unknown conditional: 0, unknown unconditional: 47562] , Statistics on independence cache: Total cache size (in pairs): 46527, Positive cache size: 46525, Positive conditional cache size: 0, Positive unconditional cache size: 46525, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 307, Unknown conditional cache size: 0, Unknown unconditional cache size: 307, Eliminated conditions: 733, Maximal queried relation: 3, Independence queries for same thread: 3 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 2, RedundantProofs: 2, ProvenStates: 10 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while QuantifierPusher was running 1 iterations on subformula. - 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: 851.2s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 848.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 23, 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, 2.7s InterpolantComputationTime, 280 NumberOfCodeBlocks, 280 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 277 ConstructedInterpolants, 0 QuantifiedInterpolants, 1647 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