/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/weaver/chl-file-item-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 15:46:12,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 15:46:12,510 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 15:46:12,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 15:46:12,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 15:46:12,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 15:46:12,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 15:46:12,544 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 15:46:12,544 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 15:46:12,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 15:46:12,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 15:46:12,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 15:46:12,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 15:46:12,549 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 15:46:12,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 15:46:12,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 15:46:12,550 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 15:46:12,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 15:46:12,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 15:46:12,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 15:46:12,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 15:46:12,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 15:46:12,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 15:46:12,551 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 15:46:12,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 15:46:12,551 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 15:46:12,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 15:46:12,552 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 15:46:12,552 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 15:46:12,552 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 15:46:12,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 15:46:12,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 15:46:12,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 15:46:12,553 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 15:46:12,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 15:46:12,554 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 15:46:12,554 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 15:46:12,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 15:46:12,554 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 15:46:12,554 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 15:46:12,554 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 15:46:12,554 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 15:46:12,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 15:46:12,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 15:46:12,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 15:46:12,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 15:46:12,839 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 15:46:12,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-file-item-trans.wvr.c [2024-05-30 15:46:14,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 15:46:14,223 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 15:46:14,223 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-file-item-trans.wvr.c [2024-05-30 15:46:14,233 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d416cad71/259c4832919d42f99e35c5f8ff064d05/FLAG695e755b8 [2024-05-30 15:46:14,247 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d416cad71/259c4832919d42f99e35c5f8ff064d05 [2024-05-30 15:46:14,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 15:46:14,252 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 15:46:14,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 15:46:14,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 15:46:14,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 15:46:14,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409e690d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14, skipping insertion in model container [2024-05-30 15:46:14,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,282 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 15:46:14,441 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-file-item-trans.wvr.c[2817,2830] [2024-05-30 15:46:14,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 15:46:14,455 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 15:46:14,488 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-file-item-trans.wvr.c[2817,2830] [2024-05-30 15:46:14,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 15:46:14,502 INFO L206 MainTranslator]: Completed translation [2024-05-30 15:46:14,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14 WrapperNode [2024-05-30 15:46:14,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 15:46:14,504 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 15:46:14,504 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 15:46:14,504 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 15:46:14,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,556 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 201 [2024-05-30 15:46:14,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 15:46:14,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 15:46:14,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 15:46:14,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 15:46:14,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,576 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,581 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 15:46:14,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 15:46:14,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 15:46:14,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 15:46:14,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (1/1) ... [2024-05-30 15:46:14,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 15:46:14,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 15:46:14,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-30 15:46:14,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-30 15:46:14,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 15:46:14,686 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-30 15:46:14,686 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-30 15:46:14,686 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-30 15:46:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-30 15:46:14,687 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-30 15:46:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-30 15:46:14,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 15:46:14,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 15:46:14,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 15:46:14,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 15:46:14,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 15:46:14,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-30 15:46:14,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 15:46:14,690 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 15:46:14,782 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 15:46:14,784 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 15:46:15,033 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 15:46:15,045 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 15:46:15,045 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-30 15:46:15,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 03:46:15 BoogieIcfgContainer [2024-05-30 15:46:15,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 15:46:15,047 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 15:46:15,047 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 15:46:15,050 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 15:46:15,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 03:46:14" (1/3) ... [2024-05-30 15:46:15,050 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb27274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 03:46:15, skipping insertion in model container [2024-05-30 15:46:15,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 03:46:14" (2/3) ... [2024-05-30 15:46:15,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb27274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 03:46:15, skipping insertion in model container [2024-05-30 15:46:15,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 03:46:15" (3/3) ... [2024-05-30 15:46:15,052 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-file-item-trans.wvr.c [2024-05-30 15:46:15,059 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 15:46:15,066 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 15:46:15,066 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-30 15:46:15,067 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 15:46:15,147 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-30 15:46:15,183 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 15:46:15,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 15:46:15,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 15:46:15,200 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 15:46:15,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-30 15:46:15,260 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 15:46:15,266 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 15:46:15,273 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;@15372a64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 15:46:15,274 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 15:46:15,280 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:46:15,336 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 253 states. [2024-05-30 15:46:15,337 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:46:15,339 INFO L78 Accepts]: Start accepts. Automaton has currently 254 states, but on-demand construction may add more states Word has length 118 [2024-05-30 15:46:15,342 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:46:15,342 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:46:15,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:46:15,347 INFO L85 PathProgramCache]: Analyzing trace with hash -2101917084, now seen corresponding path program 1 times [2024-05-30 15:46:15,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:46:15,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519368745] [2024-05-30 15:46:15,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:46:15,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:46:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:46:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:46:15,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:46:15,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519368745] [2024-05-30 15:46:15,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519368745] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:46:15,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:46:15,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 15:46:15,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707824384] [2024-05-30 15:46:15,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:46:15,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 15:46:15,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:46:15,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 15:46:15,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 15:46:15,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:15,714 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:46:15,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.0) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:46:15,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:15,717 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:46:15,781 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 254 states. [2024-05-30 15:46:15,781 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:46:15,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:15,782 INFO L78 Accepts]: Start accepts. Automaton has currently 255 states, but on-demand construction may add more states Word has length 117 [2024-05-30 15:46:15,783 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:46:15,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 15:46:15,784 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:46:15,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:46:15,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1037478850, now seen corresponding path program 1 times [2024-05-30 15:46:15,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:46:15,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897480286] [2024-05-30 15:46:15,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:46:15,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:46:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:46:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:46:16,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:46:16,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897480286] [2024-05-30 15:46:16,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897480286] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:46:16,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:46:16,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 15:46:16,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191117238] [2024-05-30 15:46:16,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:46:16,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 15:46:16,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:46:16,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 15:46:16,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-30 15:46:16,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:16,262 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:46:16,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:46:16,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:16,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:16,263 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:46:16,981 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 878 states. [2024-05-30 15:46:16,981 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:46:16,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:16,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:16,982 INFO L78 Accepts]: Start accepts. Automaton has currently 879 states, but on-demand construction may add more states Word has length 119 [2024-05-30 15:46:16,983 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:46:16,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 15:46:16,983 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:46:16,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:46:16,983 INFO L85 PathProgramCache]: Analyzing trace with hash 387900866, now seen corresponding path program 1 times [2024-05-30 15:46:16,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:46:16,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275632047] [2024-05-30 15:46:16,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:46:16,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:46:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:46:17,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:46:17,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:46:17,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275632047] [2024-05-30 15:46:17,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275632047] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:46:17,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:46:17,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 15:46:17,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820187232] [2024-05-30 15:46:17,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:46:17,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 15:46:17,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:46:17,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 15:46:17,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 15:46:17,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:17,135 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:46:17,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:46:17,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:17,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:17,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:17,136 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:46:17,660 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1525 states. [2024-05-30 15:46:17,661 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:46:17,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:17,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:17,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:17,662 INFO L78 Accepts]: Start accepts. Automaton has currently 1526 states, but on-demand construction may add more states Word has length 121 [2024-05-30 15:46:17,664 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:46:17,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 15:46:17,664 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:46:17,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:46:17,665 INFO L85 PathProgramCache]: Analyzing trace with hash 897656030, now seen corresponding path program 1 times [2024-05-30 15:46:17,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:46:17,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127022838] [2024-05-30 15:46:17,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:46:17,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:46:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:46:17,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:46:17,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:46:17,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127022838] [2024-05-30 15:46:17,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127022838] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:46:17,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:46:17,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 15:46:17,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692777837] [2024-05-30 15:46:17,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:46:17,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 15:46:17,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:46:17,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 15:46:17,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 15:46:17,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:17,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:46:17,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:46:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:17,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:17,853 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:46:18,316 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1831 states. [2024-05-30 15:46:18,316 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:46:18,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:18,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:18,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:18,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:18,317 INFO L78 Accepts]: Start accepts. Automaton has currently 1832 states, but on-demand construction may add more states Word has length 125 [2024-05-30 15:46:18,317 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:46:18,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 15:46:18,318 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:46:18,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:46:18,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1771995582, now seen corresponding path program 1 times [2024-05-30 15:46:18,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:46:18,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803316424] [2024-05-30 15:46:18,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:46:18,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:46:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:46:18,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:46:18,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:46:18,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803316424] [2024-05-30 15:46:18,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803316424] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:46:18,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:46:18,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 15:46:18,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3205727] [2024-05-30 15:46:18,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:46:18,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 15:46:18,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:46:18,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 15:46:18,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 15:46:18,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:18,356 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:46:18,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:46:18,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:18,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:18,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:18,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:18,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:18,357 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:46:21,272 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 10403 states. [2024-05-30 15:46:21,272 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:46:21,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:21,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:46:21,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:21,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:21,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:21,274 INFO L78 Accepts]: Start accepts. Automaton has currently 11308 states, but on-demand construction may add more states Word has length 119 [2024-05-30 15:46:21,275 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:46:21,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 15:46:21,275 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:46:21,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:46:21,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1850338950, now seen corresponding path program 1 times [2024-05-30 15:46:21,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:46:21,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410882179] [2024-05-30 15:46:21,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:46:21,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:46:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:46:21,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:46:21,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:46:21,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410882179] [2024-05-30 15:46:21,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410882179] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:46:21,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:46:21,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 15:46:21,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100289671] [2024-05-30 15:46:21,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:46:21,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 15:46:21,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:46:21,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 15:46:21,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 15:46:21,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:21,324 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:46:21,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:46:21,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:21,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:46:21,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:21,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:21,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:21,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:21,325 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:46:23,928 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 10406 states. [2024-05-30 15:46:23,928 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:46:23,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:46:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:23,929 INFO L78 Accepts]: Start accepts. Automaton has currently 11311 states, but on-demand construction may add more states Word has length 121 [2024-05-30 15:46:23,930 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:46:23,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-30 15:46:23,930 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:46:23,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:46:23,931 INFO L85 PathProgramCache]: Analyzing trace with hash -228584650, now seen corresponding path program 1 times [2024-05-30 15:46:23,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:46:23,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646834366] [2024-05-30 15:46:23,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:46:23,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:46:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:46:24,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:46:24,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:46:24,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646834366] [2024-05-30 15:46:24,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646834366] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:46:24,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:46:24,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 15:46:24,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255584592] [2024-05-30 15:46:24,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:46:24,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 15:46:24,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:46:24,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 15:46:24,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-30 15:46:24,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:24,063 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:46:24,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.125) internal successors, (121), 8 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:46:24,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:24,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:46:24,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:24,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:24,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:24,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:24,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:24,068 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:46:51,191 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 50881 states. [2024-05-30 15:46:51,191 INFO L212 cStratifiedReduction]: Copied states 451 times. [2024-05-30 15:46:51,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:51,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:46:51,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:51,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:51,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:51,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:51,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:51,195 INFO L78 Accepts]: Start accepts. Automaton has currently 52827 states, but on-demand construction may add more states Word has length 123 [2024-05-30 15:46:51,196 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:46:51,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-30 15:46:51,197 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:46:51,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:46:51,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1719086886, now seen corresponding path program 1 times [2024-05-30 15:46:51,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:46:51,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544286150] [2024-05-30 15:46:51,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:46:51,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:46:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:46:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:46:51,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:46:51,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544286150] [2024-05-30 15:46:51,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544286150] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:46:51,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:46:51,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 15:46:51,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560365134] [2024-05-30 15:46:51,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:46:51,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 15:46:51,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:46:51,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 15:46:51,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 15:46:51,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:51,251 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:46:51,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:46:51,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:51,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:46:51,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:46:51,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:51,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:51,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:46:51,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:46:51,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:46:51,252 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:47:46,764 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 56526 states. [2024-05-30 15:47:46,764 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:47:46,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:47:46,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:47:46,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:47:46,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:47:46,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:47:46,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:47:46,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:47:46,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:47:46,774 INFO L78 Accepts]: Start accepts. Automaton has currently 58923 states, but on-demand construction may add more states Word has length 129 [2024-05-30 15:47:46,774 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:47:46,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-30 15:47:46,775 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:47:46,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:47:46,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1181928034, now seen corresponding path program 1 times [2024-05-30 15:47:46,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:47:46,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034632172] [2024-05-30 15:47:46,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:47:46,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:47:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:47:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:47:47,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:47:47,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034632172] [2024-05-30 15:47:47,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034632172] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:47:47,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:47:47,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-30 15:47:47,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145603374] [2024-05-30 15:47:47,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:47:47,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-30 15:47:47,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:47:47,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-30 15:47:47,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-05-30 15:47:47,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:47:47,008 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:47:47,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 9 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:47:47,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:47:47,009 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:48:32,343 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 66045 states. [2024-05-30 15:48:32,344 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:48:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:48:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:48:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:48:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:48:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:48:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:48:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:48:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:48:32,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-30 15:48:32,345 INFO L78 Accepts]: Start accepts. Automaton has currently 77050 states, but on-demand construction may add more states Word has length 131 [2024-05-30 15:48:32,345 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:48:32,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-05-30 15:48:32,346 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:48:32,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:48:32,346 INFO L85 PathProgramCache]: Analyzing trace with hash 733070497, now seen corresponding path program 1 times [2024-05-30 15:48:32,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:48:32,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553999112] [2024-05-30 15:48:32,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:48:32,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:48:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:48:32,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:48:32,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:48:32,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553999112] [2024-05-30 15:48:32,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553999112] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:48:32,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:48:32,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-30 15:48:32,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860567103] [2024-05-30 15:48:32,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:48:32,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-30 15:48:32,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:48:32,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-30 15:48:32,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-05-30 15:48:32,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:48:32,700 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:48:32,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 9 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:48:32,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:48:32,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:48:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:48:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:48:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:48:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:48:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:48:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:48:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-30 15:48:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:48:32,701 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:49:41,847 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 76544 states. [2024-05-30 15:49:41,849 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:49:41,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-30 15:49:41,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 15:49:41,850 INFO L78 Accepts]: Start accepts. Automaton has currently 90333 states, but on-demand construction may add more states Word has length 153 [2024-05-30 15:49:41,851 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:49:41,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-05-30 15:49:41,851 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:49:41,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:49:41,851 INFO L85 PathProgramCache]: Analyzing trace with hash -173493134, now seen corresponding path program 1 times [2024-05-30 15:49:41,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:49:41,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178932313] [2024-05-30 15:49:41,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:49:41,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:49:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:49:42,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:49:42,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:49:42,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178932313] [2024-05-30 15:49:42,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178932313] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:49:42,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:49:42,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-30 15:49:42,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750773421] [2024-05-30 15:49:42,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:49:42,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-30 15:49:42,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:49:42,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-30 15:49:42,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-05-30 15:49:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:49:42,037 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:49:42,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.0) internal successors, (153), 9 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:49:42,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:49:42,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 15:49:42,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:49:42,038 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:51:47,347 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 91482 states. [2024-05-30 15:51:47,348 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 15:51:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-30 15:51:47,349 INFO L78 Accepts]: Start accepts. Automaton has currently 108245 states, but on-demand construction may add more states Word has length 177 [2024-05-30 15:51:47,350 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:51:47,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-05-30 15:51:47,350 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:51:47,350 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:51:47,350 INFO L85 PathProgramCache]: Analyzing trace with hash -724840418, now seen corresponding path program 1 times [2024-05-30 15:51:47,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:51:47,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927208749] [2024-05-30 15:51:47,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:51:47,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:51:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:51:47,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:51:47,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:51:47,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927208749] [2024-05-30 15:51:47,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927208749] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:51:47,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:51:47,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 15:51:47,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029932267] [2024-05-30 15:51:47,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:51:47,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 15:51:47,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:51:47,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 15:51:47,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 15:51:47,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:51:47,416 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:51:47,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-30 15:51:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:51:47,417 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 15:58:04,615 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 120530 states. [2024-05-30 15:58:04,618 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:58:04,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:58:04,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:58:04,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:58:04,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:58:04,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:58:04,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:58:04,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:58:04,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:58:04,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-30 15:58:04,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 15:58:04,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-30 15:58:04,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:58:04,619 INFO L78 Accepts]: Start accepts. Automaton has currently 142146 states, but on-demand construction may add more states Word has length 131 [2024-05-30 15:58:04,620 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 15:58:04,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-05-30 15:58:04,621 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 15:58:04,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 15:58:04,621 INFO L85 PathProgramCache]: Analyzing trace with hash 821038395, now seen corresponding path program 1 times [2024-05-30 15:58:04,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 15:58:04,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182694105] [2024-05-30 15:58:04,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 15:58:04,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 15:58:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 15:58:04,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 15:58:04,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 15:58:04,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182694105] [2024-05-30 15:58:04,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182694105] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 15:58:04,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 15:58:04,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 15:58:04,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516179935] [2024-05-30 15:58:04,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 15:58:04,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 15:58:04,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 15:58:04,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 15:58:04,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 15:58:04,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:58:04,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 15:58:04,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 15:58:04,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:58:04,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 15:58:04,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-30 15:58:04,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 15:58:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 15:58:04,726 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-30 15:59:48,260 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 15:59:48,260 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 15:59:48,269 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 83073 states. [2024-05-30 15:59:48,269 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 15:59:48,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-05-30 15:59:48,270 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2024-05-30 15:59:48,272 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 15:59:48,736 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-30 15:59:48,737 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-05-30 15:59:48,739 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 15:59:48,739 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 15:59:48,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 03:59:48 BasicIcfg [2024-05-30 15:59:48,741 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 15:59:48,741 INFO L158 Benchmark]: Toolchain (without parser) took 814489.21ms. Allocated memory was 317.7MB in the beginning and 6.1GB in the end (delta: 5.8GB). Free memory was 248.4MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. [2024-05-30 15:59:48,741 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 317.7MB. Free memory is still 285.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 15:59:48,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.50ms. Allocated memory is still 317.7MB. Free memory was 248.1MB in the beginning and 236.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-30 15:59:48,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.06ms. Allocated memory is still 317.7MB. Free memory was 236.1MB in the beginning and 233.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 15:59:48,742 INFO L158 Benchmark]: Boogie Preprocessor took 29.10ms. Allocated memory is still 317.7MB. Free memory was 233.7MB in the beginning and 232.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 15:59:48,742 INFO L158 Benchmark]: RCFGBuilder took 458.25ms. Allocated memory is still 317.7MB. Free memory was 232.1MB in the beginning and 277.6MB in the end (delta: -45.6MB). Peak memory consumption was 20.5MB. Max. memory is 8.0GB. [2024-05-30 15:59:48,742 INFO L158 Benchmark]: TraceAbstraction took 813693.59ms. Allocated memory was 317.7MB in the beginning and 6.1GB in the end (delta: 5.8GB). Free memory was 276.6MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. [2024-05-30 15:59:48,743 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 317.7MB. Free memory is still 285.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 246.50ms. Allocated memory is still 317.7MB. Free memory was 248.1MB in the beginning and 236.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.06ms. Allocated memory is still 317.7MB. Free memory was 236.1MB in the beginning and 233.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.10ms. Allocated memory is still 317.7MB. Free memory was 233.7MB in the beginning and 232.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 458.25ms. Allocated memory is still 317.7MB. Free memory was 232.1MB in the beginning and 277.6MB in the end (delta: -45.6MB). Peak memory consumption was 20.5MB. Max. memory is 8.0GB. * TraceAbstraction took 813693.59ms. Allocated memory was 317.7MB in the beginning and 6.1GB in the end (delta: 5.8GB). Free memory was 276.6MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1062992, independent: 1012766, independent conditional: 1012766, independent unconditional: 0, dependent: 50226, dependent conditional: 50226, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1012766, independent: 1012766, independent conditional: 1012766, 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: 1012766, independent: 1012766, independent conditional: 1012766, 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: 1012766, independent: 1012766, independent conditional: 0, independent unconditional: 1012766, 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: 1012766, independent: 1012766, independent conditional: 0, independent unconditional: 1012766, 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: 1012766, independent: 1012766, independent conditional: 0, independent unconditional: 1012766, 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: 1012766, independent: 1012766, independent conditional: 0, independent unconditional: 1012766, 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: 1012766, independent: 1012766, independent conditional: 0, independent unconditional: 1012766, 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: 1012766, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1012766, unknown conditional: 0, unknown unconditional: 1012766] , Statistics on independence cache: Total cache size (in pairs): 1012766, Positive cache size: 1012766, Positive conditional cache size: 0, Positive unconditional cache size: 1012766, 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: 0, Independence queries for same thread: 50226 - StatisticsResult: Reduction benchmarks 56.0ms Time before loop, 0.0ms Time in loop, 0.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 253, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 63.8ms Time before loop, 0.0ms Time in loop, 0.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 254, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 717.5ms Time before loop, 0.0ms Time in loop, 0.7s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 878, Duplicate States: 0, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 523.4ms Time before loop, 0.0ms Time in loop, 0.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 1525, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 462.9ms Time before loop, 0.0ms Time in loop, 0.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 1831, Duplicate States: 0, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 2915.3ms Time before loop, 0.0ms Time in loop, 2.9s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 10403, Duplicate States: 0, Protected Variables: 1 - StatisticsResult: Reduction benchmarks 2602.7ms Time before loop, 0.0ms Time in loop, 2.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 10406, Duplicate States: 0, Protected Variables: 1 - StatisticsResult: Reduction benchmarks 27122.5ms Time before loop, 0.0ms Time in loop, 27.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 50881, Duplicate States: 451, Protected Variables: 1 - StatisticsResult: Reduction benchmarks 55511.5ms Time before loop, 0.0ms Time in loop, 55.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 56526, Duplicate States: 0, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 45334.2ms Time before loop, 0.0ms Time in loop, 45.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 66045, Duplicate States: 0, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 69146.1ms Time before loop, 0.0ms Time in loop, 69.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 76544, Duplicate States: 0, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 125309.2ms Time before loop, 0.0ms Time in loop, 125.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 91482, Duplicate States: 0, Protected Variables: 9 - StatisticsResult: Reduction benchmarks 377198.2ms Time before loop, 0.0ms Time in loop, 377.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 120530, Duplicate States: 0, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 103542.9ms Time before loop, 0.0ms Time in loop, 103.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 83073, Duplicate States: 0, Protected Variables: 18 - StatisticsResult: Visitor Statistics States: 119, Transitions: 118, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 119, Transitions: 119, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 712, Transitions: 792, Traversal time: 0.7s - StatisticsResult: Visitor Statistics States: 1350, Transitions: 1516, Traversal time: 0.5s - StatisticsResult: Visitor Statistics States: 1652, Transitions: 1798, Traversal time: 0.5s - StatisticsResult: Visitor Statistics States: 9390, Transitions: 10289, Traversal time: 2.9s - StatisticsResult: Visitor Statistics States: 9392, Transitions: 10292, Traversal time: 2.6s - StatisticsResult: Visitor Statistics States: 47103, Transitions: 52815, Traversal time: 27.1s - StatisticsResult: Visitor Statistics States: 52721, Transitions: 58865, Traversal time: 55.5s - StatisticsResult: Visitor Statistics States: 61743, Transitions: 69044, Traversal time: 45.3s - StatisticsResult: Visitor Statistics States: 71659, Transitions: 80234, Traversal time: 69.1s - StatisticsResult: Visitor Statistics States: 86065, Transitions: 93381, Traversal time: 125.3s - StatisticsResult: Visitor Statistics States: 111893, Transitions: 121671, Traversal time: 377.2s - StatisticsResult: Visitor Statistics States: 78515, Transitions: 84025, Traversal time: 103.5s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 15, RedundantProofs: 5, ProvenStates: 43083, Times there's more than one choice: 16065, Avg number of choices: 4.3945639811526584 - TimeoutResultAtElement [Line: 83]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DynamicStratifiedReduction. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 373 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 813.5s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 810.6s, 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: 116, 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, 1.8s InterpolantComputationTime, 1684 NumberOfCodeBlocks, 1684 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1671 ConstructedInterpolants, 0 QuantifiedInterpolants, 4397 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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