/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/safe030_power.opt_pso.opt_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 02:44:13,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 02:44:13,270 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 02:44:13,273 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 02:44:13,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 02:44:13,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 02:44:13,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 02:44:13,297 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 02:44:13,297 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 02:44:13,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 02:44:13,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 02:44:13,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 02:44:13,301 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 02:44:13,302 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 02:44:13,302 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 02:44:13,302 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 02:44:13,302 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 02:44:13,303 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 02:44:13,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 02:44:13,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 02:44:13,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 02:44:13,303 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 02:44:13,303 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 02:44:13,304 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 02:44:13,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 02:44:13,304 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 02:44:13,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 02:44:13,304 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 02:44:13,304 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 02:44:13,304 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 02:44:13,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 02:44:13,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 02:44:13,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 02:44:13,306 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 02:44:13,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 02:44:13,306 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 02:44:13,306 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 02:44:13,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 02:44:13,306 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 02:44:13,307 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 02:44:13,307 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 02:44:13,307 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 02:44:13,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 02:44:13,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 02:44:13,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 02:44:13,585 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 02:44:13,586 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 02:44:13,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2024-05-03 02:44:14,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 02:44:14,888 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 02:44:14,888 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2024-05-03 02:44:14,899 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ffb94300f/723c9a587b294ef985ef4be8b8000871/FLAG9312520c9 [2024-05-03 02:44:14,910 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ffb94300f/723c9a587b294ef985ef4be8b8000871 [2024-05-03 02:44:14,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 02:44:14,912 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 02:44:14,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 02:44:14,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 02:44:14,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 02:44:14,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 02:44:14" (1/1) ... [2024-05-03 02:44:14,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66bd0aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:14, skipping insertion in model container [2024-05-03 02:44:14,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 02:44:14" (1/1) ... [2024-05-03 02:44:14,956 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 02:44:15,076 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/safe030_power.opt_pso.opt_rmo.opt.i[967,980] [2024-05-03 02:44:15,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 02:44:15,270 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 02:44:15,279 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/safe030_power.opt_pso.opt_rmo.opt.i[967,980] [2024-05-03 02:44:15,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 02:44:15,364 INFO L206 MainTranslator]: Completed translation [2024-05-03 02:44:15,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15 WrapperNode [2024-05-03 02:44:15,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 02:44:15,366 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 02:44:15,366 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 02:44:15,366 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 02:44:15,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,397 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,450 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 142 [2024-05-03 02:44:15,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 02:44:15,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 02:44:15,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 02:44:15,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 02:44:15,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,488 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 02:44:15,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 02:44:15,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 02:44:15,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 02:44:15,493 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (1/1) ... [2024-05-03 02:44:15,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 02:44:15,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 02:44:15,528 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) [2024-05-03 02:44:15,552 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 [2024-05-03 02:44:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 02:44:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-03 02:44:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 02:44:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 02:44:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 02:44:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-03 02:44:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-03 02:44:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-03 02:44:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-03 02:44:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-03 02:44:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-03 02:44:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 02:44:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-03 02:44:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 02:44:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 02:44:15,579 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 02:44:15,698 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 02:44:15,699 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 02:44:15,876 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 02:44:15,997 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 02:44:15,997 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-03 02:44:15,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 02:44:15 BoogieIcfgContainer [2024-05-03 02:44:15,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 02:44:15,999 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 02:44:15,999 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 02:44:16,002 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 02:44:16,002 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 02:44:14" (1/3) ... [2024-05-03 02:44:16,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a75f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 02:44:16, skipping insertion in model container [2024-05-03 02:44:16,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 02:44:15" (2/3) ... [2024-05-03 02:44:16,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a75f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 02:44:16, skipping insertion in model container [2024-05-03 02:44:16,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 02:44:15" (3/3) ... [2024-05-03 02:44:16,008 INFO L112 eAbstractionObserver]: Analyzing ICFG safe030_power.opt_pso.opt_rmo.opt.i [2024-05-03 02:44:16,014 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 02:44:16,021 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 02:44:16,021 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-03 02:44:16,021 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 02:44:16,056 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-03 02:44:16,100 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:44:16,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 02:44:16,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 02:44:16,104 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) [2024-05-03 02:44:16,132 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 [2024-05-03 02:44:16,150 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 02:44:16,156 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 02:44:16,161 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;@620dc561, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:44:16,161 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 02:44:16,163 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-03 02:44:16,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 02:44:16,170 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 02:44:16,171 INFO L308 ceAbstractionStarter]: Result for error location P2Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/6) [2024-05-03 02:44:16,175 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:44:16,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 02:44:16,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 02:44:16,206 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) [2024-05-03 02:44:16,207 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 [2024-05-03 02:44:16,210 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 02:44:16,210 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 02:44:16,211 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;@620dc561, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 02:44:16,211 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 02:44:16,214 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:44:16,247 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 143 states. [2024-05-03 02:44:16,248 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:44:16,250 INFO L78 Accepts]: Start accepts. Automaton has currently 145 states, but on-demand construction may add more states Word has length 68 [2024-05-03 02:44:16,252 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:44:16,252 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:44:16,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:44:16,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1745668216, now seen corresponding path program 1 times [2024-05-03 02:44:16,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:44:16,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730077624] [2024-05-03 02:44:16,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:44:16,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:44:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:44:16,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:44:16,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:44:16,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730077624] [2024-05-03 02:44:16,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730077624] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:44:16,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:44:16,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 02:44:16,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276162788] [2024-05-03 02:44:16,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:44:16,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 02:44:16,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:44:16,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 02:44:16,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 02:44:16,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:16,577 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:44:16,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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) [2024-05-03 02:44:16,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:16,578 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:44:22,112 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 716 states. [2024-05-03 02:44:22,112 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:44:22,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:22,113 INFO L78 Accepts]: Start accepts. Automaton has currently 1292 states, but on-demand construction may add more states Word has length 67 [2024-05-03 02:44:22,114 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:44:22,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 02:44:22,114 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:44:22,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:44:22,115 INFO L85 PathProgramCache]: Analyzing trace with hash 52378379, now seen corresponding path program 1 times [2024-05-03 02:44:22,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:44:22,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754709943] [2024-05-03 02:44:22,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:44:22,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:44:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:44:22,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:44:22,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:44:22,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754709943] [2024-05-03 02:44:22,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754709943] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:44:22,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:44:22,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-03 02:44:22,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665870050] [2024-05-03 02:44:22,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:44:22,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-03 02:44:22,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:44:22,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-03 02:44:22,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-03 02:44:22,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:22,418 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:44:22,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 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) [2024-05-03 02:44:22,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:22,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:22,419 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:44:44,185 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 3030 states. [2024-05-03 02:44:44,185 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:44:44,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:44,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:44:44,190 INFO L78 Accepts]: Start accepts. Automaton has currently 4181 states, but on-demand construction may add more states Word has length 70 [2024-05-03 02:44:44,190 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:44:44,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 02:44:44,191 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:44:44,191 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:44:44,191 INFO L85 PathProgramCache]: Analyzing trace with hash 777588722, now seen corresponding path program 1 times [2024-05-03 02:44:44,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:44:44,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338885444] [2024-05-03 02:44:44,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:44:44,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:44:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:44:44,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:44:44,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:44:44,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338885444] [2024-05-03 02:44:44,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338885444] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:44:44,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:44:44,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-03 02:44:44,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700084604] [2024-05-03 02:44:44,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:44:44,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-03 02:44:44,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:44:44,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-03 02:44:44,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-03 02:44:44,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:44,721 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:44:44,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 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) [2024-05-03 02:44:44,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:44,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:44:44,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:44:44,721 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:45:25,077 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4540 states. [2024-05-03 02:45:25,078 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:45:25,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:45:25,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:45:25,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:45:25,079 INFO L78 Accepts]: Start accepts. Automaton has currently 6504 states, but on-demand construction may add more states Word has length 76 [2024-05-03 02:45:25,079 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:45:25,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-03 02:45:25,080 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:45:25,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:45:25,080 INFO L85 PathProgramCache]: Analyzing trace with hash -948408363, now seen corresponding path program 1 times [2024-05-03 02:45:25,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:45:25,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733385117] [2024-05-03 02:45:25,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:45:25,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:45:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:45:26,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:45:26,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:45:26,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733385117] [2024-05-03 02:45:26,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733385117] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:45:26,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:45:26,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-05-03 02:45:26,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261041851] [2024-05-03 02:45:26,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:45:26,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-05-03 02:45:26,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:45:26,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-03 02:45:26,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-05-03 02:45:26,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:45:26,211 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:45:26,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 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) [2024-05-03 02:45:26,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:45:26,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:45:26,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:45:26,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:45:26,212 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:46:37,829 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4939 states. [2024-05-03 02:46:37,829 INFO L212 cStratifiedReduction]: Copied states 98 times. [2024-05-03 02:46:37,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:46:37,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:46:37,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:46:37,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:46:37,830 INFO L78 Accepts]: Start accepts. Automaton has currently 6757 states, but on-demand construction may add more states Word has length 78 [2024-05-03 02:46:37,830 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:46:37,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-03 02:46:37,831 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:46:37,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:46:37,831 INFO L85 PathProgramCache]: Analyzing trace with hash 198414966, now seen corresponding path program 1 times [2024-05-03 02:46:37,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:46:37,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305730084] [2024-05-03 02:46:37,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:46:37,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:46:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:46:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:46:38,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:46:38,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305730084] [2024-05-03 02:46:38,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305730084] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:46:38,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:46:38,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-05-03 02:46:38,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963936403] [2024-05-03 02:46:38,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:46:38,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-05-03 02:46:38,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:46:38,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-03 02:46:38,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-05-03 02:46:38,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:46:38,487 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:46:38,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 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) [2024-05-03 02:46:38,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:46:38,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:46:38,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:46:38,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:46:38,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:46:38,488 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:47:48,184 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5260 states. [2024-05-03 02:47:48,184 INFO L212 cStratifiedReduction]: Copied states 98 times. [2024-05-03 02:47:48,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:47:48,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:47:48,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:47:48,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:47:48,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:47:48,185 INFO L78 Accepts]: Start accepts. Automaton has currently 7161 states, but on-demand construction may add more states Word has length 83 [2024-05-03 02:47:48,185 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:47:48,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-03 02:47:48,186 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:47:48,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:47:48,186 INFO L85 PathProgramCache]: Analyzing trace with hash 81693459, now seen corresponding path program 1 times [2024-05-03 02:47:48,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:47:48,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248134936] [2024-05-03 02:47:48,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:47:48,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:47:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:47:48,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:47:48,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:47:48,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248134936] [2024-05-03 02:47:48,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248134936] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:47:48,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:47:48,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-03 02:47:48,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613245871] [2024-05-03 02:47:48,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:47:48,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-03 02:47:48,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:47:48,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-03 02:47:48,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-05-03 02:47:48,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:47:48,445 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:47:48,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 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) [2024-05-03 02:47:48,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:47:48,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:47:48,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:47:48,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:47:48,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:47:48,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:47:48,445 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:48:37,008 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5113 states. [2024-05-03 02:48:37,008 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:48:37,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:48:37,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:48:37,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:48:37,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:48:37,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:48:37,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 02:48:37,009 INFO L78 Accepts]: Start accepts. Automaton has currently 6980 states, but on-demand construction may add more states Word has length 83 [2024-05-03 02:48:37,010 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:48:37,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-03 02:48:37,010 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:48:37,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:48:37,010 INFO L85 PathProgramCache]: Analyzing trace with hash 969197140, now seen corresponding path program 1 times [2024-05-03 02:48:37,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:48:37,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218877466] [2024-05-03 02:48:37,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:48:37,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:48:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:48:37,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:48:37,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:48:37,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218877466] [2024-05-03 02:48:37,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218877466] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:48:37,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:48:37,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-05-03 02:48:37,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418641443] [2024-05-03 02:48:37,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:48:37,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-05-03 02:48:37,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:48:37,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-03 02:48:37,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-05-03 02:48:37,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:48:37,526 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:48:37,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 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) [2024-05-03 02:48:37,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:48:37,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:48:37,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:48:37,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:48:37,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:48:37,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 02:48:37,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:48:37,527 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:49:21,822 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5161 states. [2024-05-03 02:49:21,822 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:49:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:49:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:49:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:49:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:49:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:49:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 02:49:21,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 02:49:21,823 INFO L78 Accepts]: Start accepts. Automaton has currently 7168 states, but on-demand construction may add more states Word has length 85 [2024-05-03 02:49:21,823 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:49:21,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-03 02:49:21,824 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:49:21,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:49:21,824 INFO L85 PathProgramCache]: Analyzing trace with hash 44009013, now seen corresponding path program 1 times [2024-05-03 02:49:21,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:49:21,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226214531] [2024-05-03 02:49:21,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:49:21,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:49:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:49:22,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:49:22,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:49:22,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226214531] [2024-05-03 02:49:22,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226214531] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:49:22,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:49:22,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 02:49:22,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777449673] [2024-05-03 02:49:22,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:49:22,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 02:49:22,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:49:22,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 02:49:22,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-03 02:49:22,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:49:22,202 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:49:22,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) [2024-05-03 02:49:22,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:49:22,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:49:22,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:49:22,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:49:22,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:49:22,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 02:49:22,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 02:49:22,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:49:22,204 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:50:37,780 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 6271 states. [2024-05-03 02:50:37,780 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:50:37,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:50:37,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:50:37,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:50:37,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:50:37,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:50:37,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 02:50:37,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 02:50:37,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:50:37,781 INFO L78 Accepts]: Start accepts. Automaton has currently 8765 states, but on-demand construction may add more states Word has length 78 [2024-05-03 02:50:37,782 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:50:37,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-03 02:50:37,782 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:50:37,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:50:37,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1352586839, now seen corresponding path program 1 times [2024-05-03 02:50:37,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:50:37,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464203388] [2024-05-03 02:50:37,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:50:37,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:50:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:50:38,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:50:38,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:50:38,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464203388] [2024-05-03 02:50:38,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464203388] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:50:38,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:50:38,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-05-03 02:50:38,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475034922] [2024-05-03 02:50:38,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:50:38,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-05-03 02:50:38,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:50:38,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-03 02:50:38,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-05-03 02:50:38,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:50:38,130 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:50:38,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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) [2024-05-03 02:50:38,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:50:38,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:50:38,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:50:38,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:50:38,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:50:38,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 02:50:38,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 02:50:38,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:50:38,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:50:38,131 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 02:56:37,181 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 19815 states. [2024-05-03 02:56:37,181 INFO L212 cStratifiedReduction]: Copied states 260 times. [2024-05-03 02:56:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:56:37,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:56:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:56:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:56:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:56:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 02:56:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 02:56:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:56:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-03 02:56:37,182 INFO L78 Accepts]: Start accepts. Automaton has currently 26550 states, but on-demand construction may add more states Word has length 85 [2024-05-03 02:56:37,183 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 02:56:37,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-05-03 02:56:37,183 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 02:56:37,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 02:56:37,184 INFO L85 PathProgramCache]: Analyzing trace with hash 229826101, now seen corresponding path program 2 times [2024-05-03 02:56:37,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 02:56:37,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439179989] [2024-05-03 02:56:37,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 02:56:37,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 02:56:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 02:56:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 02:56:37,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 02:56:37,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439179989] [2024-05-03 02:56:37,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439179989] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 02:56:37,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 02:56:37,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 02:56:37,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755756634] [2024-05-03 02:56:37,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 02:56:37,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 02:56:37,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 02:56:37,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 02:56:37,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-03 02:56:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:56:37,565 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 02:56:37,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-03 02:56:37,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 02:56:37,566 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-03 02:57:42,919 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5296 states. [2024-05-03 02:57:42,919 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 02:57:42,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-05-03 02:57:42,919 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-2-3-4-4-4-2-4-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-12-4-3-4-3-4-3-4-3-2-1 context. [2024-05-03 02:57:42,919 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 02:57:42,930 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 [2024-05-03 02:57:42,932 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 [2024-05-03 02:57:42,932 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 [2024-05-03 02:57:43,025 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-03 02:57:43,025 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (2/6) [2024-05-03 02:57:43,027 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 02:57:43,027 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 02:57:43,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 02:57:43 BasicIcfg [2024-05-03 02:57:43,029 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 02:57:43,029 INFO L158 Benchmark]: Toolchain (without parser) took 808116.97ms. Allocated memory was 287.3MB in the beginning and 5.8GB in the end (delta: 5.5GB). Free memory was 214.5MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 3.5GB. Max. memory is 8.0GB. [2024-05-03 02:57:43,029 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 287.3MB. Free memory was 257.2MB in the beginning and 257.0MB in the end (delta: 216.8kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 02:57:43,030 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.93ms. Allocated memory is still 287.3MB. Free memory was 214.4MB in the beginning and 190.9MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2024-05-03 02:57:43,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.17ms. Allocated memory is still 287.3MB. Free memory was 190.9MB in the beginning and 254.6MB in the end (delta: -63.8MB). Peak memory consumption was 8.5MB. Max. memory is 8.0GB. [2024-05-03 02:57:43,030 INFO L158 Benchmark]: Boogie Preprocessor took 40.07ms. Allocated memory is still 287.3MB. Free memory was 254.6MB in the beginning and 252.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-03 02:57:43,030 INFO L158 Benchmark]: RCFGBuilder took 505.80ms. Allocated memory is still 287.3MB. Free memory was 252.5MB in the beginning and 218.5MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. [2024-05-03 02:57:43,030 INFO L158 Benchmark]: TraceAbstraction took 807029.58ms. Allocated memory was 287.3MB in the beginning and 5.8GB in the end (delta: 5.5GB). Free memory was 216.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 3.5GB. Max. memory is 8.0GB. [2024-05-03 02:57:43,031 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 287.3MB. Free memory was 257.2MB in the beginning and 257.0MB in the end (delta: 216.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 451.93ms. Allocated memory is still 287.3MB. Free memory was 214.4MB in the beginning and 190.9MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 85.17ms. Allocated memory is still 287.3MB. Free memory was 190.9MB in the beginning and 254.6MB in the end (delta: -63.8MB). Peak memory consumption was 8.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.07ms. Allocated memory is still 287.3MB. Free memory was 254.6MB in the beginning and 252.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 505.80ms. Allocated memory is still 287.3MB. Free memory was 252.5MB in the beginning and 218.5MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. * TraceAbstraction took 807029.58ms. Allocated memory was 287.3MB in the beginning and 5.8GB in the end (delta: 5.5GB). Free memory was 216.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 3.5GB. 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: 14209796.2s - 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: 141614, independent: 134451, independent conditional: 134451, independent unconditional: 0, dependent: 7023, dependent conditional: 7023, dependent unconditional: 0, unknown: 140, unknown conditional: 140, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 136420, independent: 134451, independent conditional: 134451, independent unconditional: 0, dependent: 1829, dependent conditional: 1829, dependent unconditional: 0, unknown: 140, unknown conditional: 140, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 136420, independent: 134451, independent conditional: 134451, independent unconditional: 0, dependent: 1829, dependent conditional: 1829, dependent unconditional: 0, unknown: 140, unknown conditional: 140, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 150484, independent: 134451, independent conditional: 0, independent unconditional: 134451, dependent: 14930, dependent conditional: 13101, dependent unconditional: 1829, unknown: 1103, unknown conditional: 963, unknown unconditional: 140] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 150484, independent: 134451, independent conditional: 0, independent unconditional: 134451, dependent: 14930, dependent conditional: 0, dependent unconditional: 14930, unknown: 1103, unknown conditional: 0, unknown unconditional: 1103] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 150484, independent: 134451, independent conditional: 0, independent unconditional: 134451, dependent: 14930, dependent conditional: 0, dependent unconditional: 14930, unknown: 1103, unknown conditional: 0, unknown unconditional: 1103] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 136420, independent: 134451, independent conditional: 0, independent unconditional: 134451, dependent: 1829, dependent conditional: 0, dependent unconditional: 1829, unknown: 140, unknown conditional: 0, unknown unconditional: 140] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 136420, independent: 133632, independent conditional: 0, independent unconditional: 133632, dependent: 2788, dependent conditional: 0, dependent unconditional: 2788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2788, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 1829, dependent conditional: 0, dependent unconditional: 1829, unknown: 140, unknown conditional: 0, unknown unconditional: 140] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2788, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 1829, dependent conditional: 0, dependent unconditional: 1829, unknown: 140, unknown conditional: 0, unknown unconditional: 140] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2788, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 1829, dependent conditional: 0, dependent unconditional: 1829, unknown: 140, unknown conditional: 0, unknown unconditional: 140] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251213, independent: 95390, independent conditional: 0, independent unconditional: 95390, dependent: 14412, dependent conditional: 0, dependent unconditional: 14412, unknown: 141411, unknown conditional: 0, unknown unconditional: 141411] , Protected Queries: 0 ], Cache Queries: [ total: 150484, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 13101, dependent conditional: 0, dependent unconditional: 13101, unknown: 137383, unknown conditional: 0, unknown unconditional: 137383] , Statistics on independence cache: Total cache size (in pairs): 136280, Positive cache size: 134451, Positive conditional cache size: 0, Positive unconditional cache size: 134451, Negative cache size: 1829, Negative conditional cache size: 0, Negative unconditional cache size: 1829, Unknown cache size: 140, Unknown conditional cache size: 0, Unknown unconditional cache size: 140, Eliminated conditions: 14064, Maximal queried relation: 10, Independence queries for same thread: 5194 - StatisticsResult: Reduction benchmarks 33.4ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 143, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 5534.2ms Time before loop, 0.0ms Time in loop, 5.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 716, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 21765.9ms Time before loop, 0.0ms Time in loop, 21.8s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 3030, Duplicate States: 0, Protected Variables: 4 - StatisticsResult: Reduction benchmarks 40355.9ms Time before loop, 0.0ms Time in loop, 40.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4540, Duplicate States: 0, Protected Variables: 12 - StatisticsResult: Reduction benchmarks 71617.2ms Time before loop, 0.0ms Time in loop, 71.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4939, Duplicate States: 98, Protected Variables: 12 - StatisticsResult: Reduction benchmarks 69695.4ms Time before loop, 0.0ms Time in loop, 69.7s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5260, Duplicate States: 98, Protected Variables: 13 - StatisticsResult: Reduction benchmarks 48549.2ms Time before loop, 0.0ms Time in loop, 48.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5113, Duplicate States: 0, Protected Variables: 13 - StatisticsResult: Reduction benchmarks 44294.8ms Time before loop, 0.0ms Time in loop, 44.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5161, Duplicate States: 0, Protected Variables: 13 - StatisticsResult: Reduction benchmarks 75575.8ms Time before loop, 0.0ms Time in loop, 75.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 6271, Duplicate States: 0, Protected Variables: 13 - StatisticsResult: Reduction benchmarks 359050.2ms Time before loop, 0.0ms Time in loop, 359.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 19815, Duplicate States: 260, Protected Variables: 13 - StatisticsResult: Reduction benchmarks 65352.5ms Time before loop, 0.0ms Time in loop, 65.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5296, Duplicate States: 0, Protected Variables: 13 - StatisticsResult: Visitor Statistics States: 69, Transitions: 68, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 644, Transitions: 644, Traversal time: 5.5s - StatisticsResult: Visitor Statistics States: 2951, Transitions: 2956, Traversal time: 21.8s - StatisticsResult: Visitor Statistics States: 4457, Transitions: 4584, Traversal time: 40.4s - StatisticsResult: Visitor Statistics States: 4669, Transitions: 5278, Traversal time: 71.6s - StatisticsResult: Visitor Statistics States: 4998, Transitions: 5608, Traversal time: 69.7s - StatisticsResult: Visitor Statistics States: 4488, Transitions: 5281, Traversal time: 48.5s - StatisticsResult: Visitor Statistics States: 4534, Transitions: 5326, Traversal time: 44.3s - StatisticsResult: Visitor Statistics States: 5625, Transitions: 6527, Traversal time: 75.6s - StatisticsResult: Visitor Statistics States: 18518, Transitions: 21401, Traversal time: 359.1s - StatisticsResult: Visitor Statistics States: 4665, Transitions: 5359, Traversal time: 65.4s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 17, RedundantProofs: 3, ProvenStates: 4189, Times there's more than one choice: 1175, Avg number of choices: 1.3268083074719503 - 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 ∧-2-3-4-4-4-2-4-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-12-4-3-4-3-4-3-4-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: P2Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 136 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, 136 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 806.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 801.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 121, 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, 0.3s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 773 NumberOfCodeBlocks, 773 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 763 ConstructedInterpolants, 0 QuantifiedInterpolants, 5460 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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