/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -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/mix011.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 11:43:42,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 11:43:42,207 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 11:43:42,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 11:43:42,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 11:43:42,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 11:43:42,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 11:43:42,234 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 11:43:42,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 11:43:42,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 11:43:42,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 11:43:42,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 11:43:42,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 11:43:42,240 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 11:43:42,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 11:43:42,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 11:43:42,241 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 11:43:42,241 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 11:43:42,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 11:43:42,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 11:43:42,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 11:43:42,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 11:43:42,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 11:43:42,242 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 11:43:42,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 11:43:42,242 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 11:43:42,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 11:43:42,242 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 11:43:42,243 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 11:43:42,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 11:43:42,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 11:43:42,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 11:43:42,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 11:43:42,244 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 11:43:42,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 11:43:42,244 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 11:43:42,245 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 11:43:42,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 11:43:42,245 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 11:43:42,245 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 11:43:42,245 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 11:43:42,245 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 11:43:42,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 11:43:42,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 11:43:42,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 11:43:42,479 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 11:43:42,479 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 11:43:42,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix011.opt.i [2024-05-30 11:43:43,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 11:43:43,706 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 11:43:43,706 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011.opt.i [2024-05-30 11:43:43,726 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f2dcce3da/e27426db491f4508b0a3f274d6bb5b0d/FLAGb9ab194ce [2024-05-30 11:43:43,738 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f2dcce3da/e27426db491f4508b0a3f274d6bb5b0d [2024-05-30 11:43:43,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 11:43:43,741 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 11:43:43,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 11:43:43,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 11:43:43,745 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 11:43:43,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 11:43:43" (1/1) ... [2024-05-30 11:43:43,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@422aa1ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:43, skipping insertion in model container [2024-05-30 11:43:43,747 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 11:43:43" (1/1) ... [2024-05-30 11:43:43,801 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 11:43:43,956 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011.opt.i[944,957] [2024-05-30 11:43:44,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 11:43:44,163 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 11:43:44,173 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011.opt.i[944,957] [2024-05-30 11:43:44,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 11:43:44,274 INFO L206 MainTranslator]: Completed translation [2024-05-30 11:43:44,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44 WrapperNode [2024-05-30 11:43:44,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 11:43:44,275 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 11:43:44,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 11:43:44,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 11:43:44,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,326 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 150 [2024-05-30 11:43:44,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 11:43:44,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 11:43:44,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 11:43:44,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 11:43:44,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,342 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,343 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,348 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 11:43:44,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 11:43:44,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 11:43:44,349 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 11:43:44,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (1/1) ... [2024-05-30 11:43:44,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 11:43:44,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:43:44,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-30 11:43:44,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-30 11:43:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 11:43:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 11:43:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 11:43:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 11:43:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 11:43:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-30 11:43:44,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-30 11:43:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-30 11:43:44,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-30 11:43:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-30 11:43:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-30 11:43:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 11:43:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 11:43:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 11:43:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 11:43:44,459 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 11:43:44,604 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 11:43:44,605 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 11:43:44,804 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 11:43:44,908 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 11:43:44,909 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-30 11:43:44,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 11:43:44 BoogieIcfgContainer [2024-05-30 11:43:44,909 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 11:43:44,911 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 11:43:44,911 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 11:43:44,913 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 11:43:44,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 11:43:43" (1/3) ... [2024-05-30 11:43:44,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@91485df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 11:43:44, skipping insertion in model container [2024-05-30 11:43:44,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:43:44" (2/3) ... [2024-05-30 11:43:44,915 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@91485df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 11:43:44, skipping insertion in model container [2024-05-30 11:43:44,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 11:43:44" (3/3) ... [2024-05-30 11:43:44,916 INFO L112 eAbstractionObserver]: Analyzing ICFG mix011.opt.i [2024-05-30 11:43:44,923 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 11:43:44,930 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 11:43:44,930 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-30 11:43:44,930 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 11:43:44,971 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-30 11:43:45,007 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:43:45,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 11:43:45,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:43:45,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 11:43:45,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-30 11:43:45,039 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 11:43:45,047 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 11:43:45,052 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;@6870c646, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:43:45,052 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 11:43:45,055 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-30 11:43:45,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 11:43:45,062 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 11:43:45,063 INFO L308 ceAbstractionStarter]: Result for error location P2Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/6) [2024-05-30 11:43:45,068 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:43:45,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 11:43:45,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:43:45,071 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 11:43:45,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-30 11:43:45,078 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 11:43:45,078 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 11:43:45,079 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;@6870c646, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:43:45,079 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 11:43:45,082 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:43:45,108 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 148 states. [2024-05-30 11:43:45,108 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 11:43:45,111 INFO L78 Accepts]: Start accepts. Automaton has currently 150 states, but on-demand construction may add more states Word has length 73 [2024-05-30 11:43:45,113 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:43:45,113 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:43:45,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:43:45,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1708772626, now seen corresponding path program 1 times [2024-05-30 11:43:45,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:43:45,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418909514] [2024-05-30 11:43:45,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:43:45,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:43:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:43:45,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:43:45,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:43:45,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418909514] [2024-05-30 11:43:45,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418909514] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:43:45,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:43:45,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 11:43:45,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739745962] [2024-05-30 11:43:45,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:43:45,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 11:43:45,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:43:45,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 11:43:45,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 11:43:45,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:43:45,451 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:43:45,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 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) [2024-05-30 11:43:45,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:43:45,452 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:44:14,846 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 945 states. [2024-05-30 11:44:14,847 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 11:44:14,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:44:14,847 INFO L78 Accepts]: Start accepts. Automaton has currently 1745 states, but on-demand construction may add more states Word has length 72 [2024-05-30 11:44:14,848 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:44:14,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 11:44:14,848 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:44:14,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:44:14,849 INFO L85 PathProgramCache]: Analyzing trace with hash -268503475, now seen corresponding path program 1 times [2024-05-30 11:44:14,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:44:14,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614758161] [2024-05-30 11:44:14,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:44:14,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:44:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:44:15,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:44:15,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:44:15,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614758161] [2024-05-30 11:44:15,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614758161] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:44:15,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:44:15,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 11:44:15,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416771991] [2024-05-30 11:44:15,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:44:15,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 11:44:15,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:44:15,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 11:44:15,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-30 11:44:15,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:44:15,204 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:44:15,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2024-05-30 11:44:15,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:44:15,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:44:15,205 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:47:15,076 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5325 states. [2024-05-30 11:47:15,077 INFO L212 cStratifiedReduction]: Copied states 705 times. [2024-05-30 11:47:15,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:47:15,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:47:15,077 INFO L78 Accepts]: Start accepts. Automaton has currently 6547 states, but on-demand construction may add more states Word has length 83 [2024-05-30 11:47:15,078 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:47:15,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 11:47:15,078 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:47:15,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:47:15,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1396533576, now seen corresponding path program 1 times [2024-05-30 11:47:15,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:47:15,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297229593] [2024-05-30 11:47:15,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:47:15,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:47:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:47:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:47:15,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:47:15,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297229593] [2024-05-30 11:47:15,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297229593] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:47:15,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:47:15,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 11:47:15,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506343620] [2024-05-30 11:47:15,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:47:15,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 11:47:15,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:47:15,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 11:47:15,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-30 11:47:15,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:47:15,270 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:47:15,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2024-05-30 11:47:15,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:47:15,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:47:15,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:47:15,270 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:50:23,887 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5827 states. [2024-05-30 11:50:23,887 INFO L212 cStratifiedReduction]: Copied states 658 times. [2024-05-30 11:50:23,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:50:23,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:50:23,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:50:23,889 INFO L78 Accepts]: Start accepts. Automaton has currently 7294 states, but on-demand construction may add more states Word has length 91 [2024-05-30 11:50:23,890 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:50:23,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 11:50:23,890 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:50:23,890 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:50:23,890 INFO L85 PathProgramCache]: Analyzing trace with hash -42286756, now seen corresponding path program 1 times [2024-05-30 11:50:23,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:50:23,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100892044] [2024-05-30 11:50:23,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:50:23,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:50:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:50:24,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:50:24,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:50:24,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100892044] [2024-05-30 11:50:24,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100892044] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:50:24,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:50:24,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 11:50:24,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331833916] [2024-05-30 11:50:24,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:50:24,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 11:50:24,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:50:24,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 11:50:24,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 11:50:24,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:50:24,162 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:50:24,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 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) [2024-05-30 11:50:24,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:50:24,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:50:24,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:50:24,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:50:24,162 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:53:51,855 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 6118 states. [2024-05-30 11:53:51,855 INFO L212 cStratifiedReduction]: Copied states 800 times. [2024-05-30 11:53:51,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:53:51,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:53:51,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:53:51,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 11:53:51,856 INFO L78 Accepts]: Start accepts. Automaton has currently 7934 states, but on-demand construction may add more states Word has length 91 [2024-05-30 11:53:51,857 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:53:51,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 11:53:51,857 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:53:51,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:53:51,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1603333028, now seen corresponding path program 2 times [2024-05-30 11:53:51,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:53:51,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219542707] [2024-05-30 11:53:51,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:53:51,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:53:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:53:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:53:52,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:53:52,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219542707] [2024-05-30 11:53:52,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219542707] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:53:52,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:53:52,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 11:53:52,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120102909] [2024-05-30 11:53:52,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:53:52,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 11:53:52,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:53:52,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 11:53:52,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-30 11:53:52,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:53:52,072 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:53:52,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 8 states have internal predecessors, (91), 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) [2024-05-30 11:53:52,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:53:52,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:53:52,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:53:52,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 11:53:52,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:53:52,076 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:57:16,625 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 6090 states. [2024-05-30 11:57:16,625 INFO L212 cStratifiedReduction]: Copied states 800 times. [2024-05-30 11:57:16,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:57:16,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:57:16,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:57:16,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 11:57:16,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 11:57:16,627 INFO L78 Accepts]: Start accepts. Automaton has currently 7878 states, but on-demand construction may add more states Word has length 94 [2024-05-30 11:57:16,628 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:57:16,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 11:57:16,628 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:57:16,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:57:16,628 INFO L85 PathProgramCache]: Analyzing trace with hash -460721831, now seen corresponding path program 1 times [2024-05-30 11:57:16,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:57:16,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34443434] [2024-05-30 11:57:16,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:57:16,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:57:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:57:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:57:16,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:57:16,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34443434] [2024-05-30 11:57:16,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34443434] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:57:16,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:57:16,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 11:57:16,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503534336] [2024-05-30 11:57:16,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:57:16,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 11:57:16,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:57:16,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 11:57:16,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 11:57:16,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:57:16,854 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:57:16,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 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) [2024-05-30 11:57:16,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:57:16,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:57:16,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:57:16,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 11:57:16,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-30 11:57:16,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:57:16,855 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-30 11:57:26,011 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 389 states. [2024-05-30 11:57:26,011 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 11:57:26,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-30 11:57:26,011 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-19-2-4-4-4-4-4-4-3-4-3-3-2-1 context. [2024-05-30 11:57:26,012 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 11:57:26,039 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 11:57:26,040 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 11:57:26,039 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-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 [2024-05-30 11:57:26,075 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2024-05-30 11:57:26,075 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (2/6) [2024-05-30 11:57:26,077 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 11:57:26,077 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 11:57:26,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 11:57:26 BasicIcfg [2024-05-30 11:57:26,079 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 11:57:26,079 INFO L158 Benchmark]: Toolchain (without parser) took 822338.35ms. Allocated memory was 284.2MB in the beginning and 5.9GB in the end (delta: 5.6GB). Free memory was 208.9MB in the beginning and 4.1GB in the end (delta: -3.9GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2024-05-30 11:57:26,080 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 179.3MB. Free memory is still 143.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 11:57:26,080 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.52ms. Allocated memory is still 284.2MB. Free memory was 208.7MB in the beginning and 241.3MB in the end (delta: -32.6MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2024-05-30 11:57:26,080 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.42ms. Allocated memory is still 284.2MB. Free memory was 241.3MB in the beginning and 238.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-30 11:57:26,080 INFO L158 Benchmark]: Boogie Preprocessor took 20.43ms. Allocated memory is still 284.2MB. Free memory was 238.1MB in the beginning and 236.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-30 11:57:26,080 INFO L158 Benchmark]: RCFGBuilder took 560.81ms. Allocated memory is still 284.2MB. Free memory was 236.0MB in the beginning and 196.7MB in the end (delta: 39.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2024-05-30 11:57:26,081 INFO L158 Benchmark]: TraceAbstraction took 821168.29ms. Allocated memory was 284.2MB in the beginning and 5.9GB in the end (delta: 5.6GB). Free memory was 195.7MB in the beginning and 4.1GB in the end (delta: -3.9GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2024-05-30 11:57:26,085 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 179.3MB. Free memory is still 143.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 532.52ms. Allocated memory is still 284.2MB. Free memory was 208.7MB in the beginning and 241.3MB in the end (delta: -32.6MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.42ms. Allocated memory is still 284.2MB. Free memory was 241.3MB in the beginning and 238.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.43ms. Allocated memory is still 284.2MB. Free memory was 238.1MB in the beginning and 236.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 560.81ms. Allocated memory is still 284.2MB. Free memory was 236.0MB in the beginning and 196.7MB in the end (delta: 39.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 821168.29ms. Allocated memory was 284.2MB in the beginning and 5.9GB in the end (delta: 5.6GB). Free memory was 195.7MB in the beginning and 4.1GB in the end (delta: -3.9GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Visitor Statistics States: 0, Transitions: 0, Traversal time: 16574965.1s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 68801, independent: 66634, independent conditional: 66634, independent unconditional: 0, dependent: 2167, dependent conditional: 2167, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66816, independent: 66634, independent conditional: 66634, independent unconditional: 0, dependent: 182, dependent conditional: 182, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 66816, independent: 66634, independent conditional: 66634, independent unconditional: 0, dependent: 182, dependent conditional: 182, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67476, independent: 66634, independent conditional: 0, independent unconditional: 66634, dependent: 842, dependent conditional: 660, dependent unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 67476, independent: 66634, independent conditional: 0, independent unconditional: 66634, dependent: 842, dependent conditional: 0, dependent unconditional: 842, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67476, independent: 66634, independent conditional: 0, independent unconditional: 66634, dependent: 842, dependent conditional: 0, dependent unconditional: 842, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 66816, independent: 66634, independent conditional: 0, independent unconditional: 66634, dependent: 182, dependent conditional: 0, dependent unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 66816, independent: 66055, independent conditional: 0, independent unconditional: 66055, dependent: 761, dependent conditional: 0, dependent unconditional: 761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 761, independent: 579, independent conditional: 0, independent unconditional: 579, dependent: 182, dependent conditional: 0, dependent unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 761, independent: 579, independent conditional: 0, independent unconditional: 579, dependent: 182, dependent conditional: 0, dependent unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 761, independent: 579, independent conditional: 0, independent unconditional: 579, dependent: 182, dependent conditional: 0, dependent unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6291, independent: 6133, independent conditional: 0, independent unconditional: 6133, dependent: 158, dependent conditional: 0, dependent unconditional: 158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 67476, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 660, dependent conditional: 0, dependent unconditional: 660, unknown: 66816, unknown conditional: 0, unknown unconditional: 66816] , Statistics on independence cache: Total cache size (in pairs): 66816, Positive cache size: 66634, Positive conditional cache size: 0, Positive unconditional cache size: 66634, Negative cache size: 182, Negative conditional cache size: 0, Negative unconditional cache size: 182, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 660, Maximal queried relation: 5, Independence queries for same thread: 1985 - StatisticsResult: Reduction benchmarks 25.7ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 148, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 29393.7ms Time before loop, 0.0ms Time in loop, 29.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 945, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 179870.8ms Time before loop, 0.0ms Time in loop, 179.9s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5325, Duplicate States: 705, Protected Variables: 8 - StatisticsResult: Reduction benchmarks 188616.5ms Time before loop, 0.0ms Time in loop, 188.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5827, Duplicate States: 658, Protected Variables: 8 - StatisticsResult: Reduction benchmarks 207692.5ms Time before loop, 0.0ms Time in loop, 207.7s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 6118, Duplicate States: 800, Protected Variables: 12 - StatisticsResult: Reduction benchmarks 204549.3ms Time before loop, 0.0ms Time in loop, 204.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 6090, Duplicate States: 800, Protected Variables: 12 - StatisticsResult: Reduction benchmarks 9155.4ms Time before loop, 0.0ms Time in loop, 9.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 389, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 74, Transitions: 73, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 873, Transitions: 873, Traversal time: 29.4s - StatisticsResult: Visitor Statistics States: 5239, Transitions: 5496, Traversal time: 179.9s - StatisticsResult: Visitor Statistics States: 5741, Transitions: 5948, Traversal time: 188.6s - StatisticsResult: Visitor Statistics States: 6042, Transitions: 6292, Traversal time: 207.7s - StatisticsResult: Visitor Statistics States: 6019, Transitions: 6272, Traversal time: 204.5s - StatisticsResult: Visitor Statistics States: 331, Transitions: 332, Traversal time: 9.2s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 11, RedundantProofs: 5, ProvenStates: 25, Times there's more than one choice: 15, Avg number of choices: 2.52 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-19-2-4-4-4-4-4-4-3-4-3-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: P2Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 147 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 147 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 821.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 819.3s, 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: 60, 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, 1.1s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 498 ConstructedInterpolants, 0 QuantifiedInterpolants, 2117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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