/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/mult-flipped-dist.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 04:35:37,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 04:35:37,908 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 04:35:37,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 04:35:37,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 04:35:37,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 04:35:37,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 04:35:37,936 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 04:35:37,936 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 04:35:37,939 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 04:35:37,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 04:35:37,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 04:35:37,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 04:35:37,941 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 04:35:37,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 04:35:37,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 04:35:37,942 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 04:35:37,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 04:35:37,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 04:35:37,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 04:35:37,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 04:35:37,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 04:35:37,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 04:35:37,943 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 04:35:37,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 04:35:37,944 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 04:35:37,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 04:35:37,944 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 04:35:37,944 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 04:35:37,945 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 04:35:37,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 04:35:37,946 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 04:35:37,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 04:35:37,946 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 04:35:37,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 04:35:37,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 04:35:37,946 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 04:35:37,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 04:35:37,953 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 04:35:37,954 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 04:35:37,954 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 04:35:37,954 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 04:35:38,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 04:35:38,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 04:35:38,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 04:35:38,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 04:35:38,186 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 04:35:38,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/mult-flipped-dist.wvr.c [2024-05-03 04:35:39,204 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 04:35:39,353 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 04:35:39,353 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/mult-flipped-dist.wvr.c [2024-05-03 04:35:39,362 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/04d76301c/edbfc8c4fb034bc0b77c315150824259/FLAGf5dd390f0 [2024-05-03 04:35:39,378 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/04d76301c/edbfc8c4fb034bc0b77c315150824259 [2024-05-03 04:35:39,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 04:35:39,383 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 04:35:39,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 04:35:39,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 04:35:39,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 04:35:39,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64be68f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39, skipping insertion in model container [2024-05-03 04:35:39,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 04:35:39,556 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/mult-flipped-dist.wvr.c[2135,2148] [2024-05-03 04:35:39,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 04:35:39,572 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 04:35:39,598 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/mult-flipped-dist.wvr.c[2135,2148] [2024-05-03 04:35:39,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 04:35:39,615 INFO L206 MainTranslator]: Completed translation [2024-05-03 04:35:39,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39 WrapperNode [2024-05-03 04:35:39,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 04:35:39,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 04:35:39,617 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 04:35:39,617 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 04:35:39,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,653 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-05-03 04:35:39,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 04:35:39,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 04:35:39,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 04:35:39,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 04:35:39,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 04:35:39,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 04:35:39,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 04:35:39,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 04:35:39,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (1/1) ... [2024-05-03 04:35:39,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 04:35:39,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:39,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-03 04:35:39,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-03 04:35:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 04:35:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-03 04:35:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-03 04:35:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-03 04:35:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-03 04:35:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-03 04:35:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-03 04:35:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 04:35:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 04:35:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 04:35:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 04:35:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 04:35:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-03 04:35:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 04:35:39,751 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 04:35:39,834 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 04:35:39,835 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 04:35:40,024 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 04:35:40,032 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 04:35:40,032 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-05-03 04:35:40,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 04:35:40 BoogieIcfgContainer [2024-05-03 04:35:40,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 04:35:40,036 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 04:35:40,036 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 04:35:40,038 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 04:35:40,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 04:35:39" (1/3) ... [2024-05-03 04:35:40,039 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f513a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 04:35:40, skipping insertion in model container [2024-05-03 04:35:40,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:35:39" (2/3) ... [2024-05-03 04:35:40,039 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f513a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 04:35:40, skipping insertion in model container [2024-05-03 04:35:40,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 04:35:40" (3/3) ... [2024-05-03 04:35:40,040 INFO L112 eAbstractionObserver]: Analyzing ICFG mult-flipped-dist.wvr.c [2024-05-03 04:35:40,046 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 04:35:40,053 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 04:35:40,054 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-03 04:35:40,054 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 04:35:40,122 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-03 04:35:40,152 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:35:40,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 04:35:40,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:40,155 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 04:35:40,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-03 04:35:40,191 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 04:35:40,197 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 04:35:40,202 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;@45c5a5a1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:35:40,202 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 04:35:40,207 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:40,319 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,319 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,319 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,335 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,335 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,335 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,351 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,351 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,352 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,379 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,380 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,380 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,396 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,396 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,396 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,406 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,406 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,406 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,455 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,455 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,455 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,464 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,464 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,464 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,490 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,490 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,490 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,491 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,491 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,491 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,506 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,507 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,507 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,524 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,524 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,524 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,548 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,549 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,549 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,557 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,558 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,558 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,578 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,578 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,578 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,586 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,586 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,586 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,593 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,593 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,593 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,615 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,615 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,615 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,628 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,628 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,628 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,641 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,641 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,642 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,642 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,642 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,642 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,660 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,660 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,660 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,688 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,689 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,689 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,702 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,702 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,702 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,715 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,715 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,715 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,726 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,726 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,727 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,737 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,737 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,737 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,745 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,745 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,746 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,762 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,763 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,763 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,771 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,772 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,772 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,786 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,787 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,787 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,787 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,788 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,788 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,794 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,794 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,794 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,804 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,805 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,805 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,819 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,820 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,820 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,827 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,827 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,827 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,836 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,837 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,837 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,847 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,847 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,848 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,875 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,875 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,875 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,895 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,895 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,896 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,901 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,901 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,901 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,911 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,911 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,911 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,911 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,911 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,911 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,920 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,921 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,921 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,925 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,925 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,925 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,928 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,929 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,929 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,933 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,933 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,933 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,942 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:40,943 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:40,943 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:40,944 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 571 states. [2024-05-03 04:35:40,945 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:35:40,947 INFO L78 Accepts]: Start accepts. Automaton has currently 677 states, but on-demand construction may add more states Word has length 76 [2024-05-03 04:35:40,949 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:40,950 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:40,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:40,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1292359008, now seen corresponding path program 1 times [2024-05-03 04:35:40,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:40,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574832483] [2024-05-03 04:35:40,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:40,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:41,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:41,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:41,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:41,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574832483] [2024-05-03 04:35:41,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574832483] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:35:41,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:35:41,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 04:35:41,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625832787] [2024-05-03 04:35:41,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:35:41,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 04:35:41,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:41,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 04:35:41,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 04:35:41,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:41,209 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:41,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:41,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:41,211 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:41,235 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,235 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,235 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,240 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,240 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,240 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,245 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,245 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,245 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,250 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,250 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,250 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,254 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,254 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,255 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,261 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,263 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,263 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,271 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,271 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,271 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,275 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,275 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,275 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,282 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,282 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,282 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,282 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,282 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,282 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,286 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,286 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,286 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,291 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,291 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,291 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,296 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,296 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,296 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,301 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,301 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,301 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,306 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,306 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,307 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,311 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,311 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,311 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,317 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,317 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,317 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,323 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,323 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,323 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,327 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,327 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,327 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,333 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,333 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,333 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,333 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,334 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,334 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,338 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,338 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,340 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,347 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,347 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,348 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,352 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,352 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,352 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,356 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,356 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,356 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,360 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,360 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,360 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,364 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,364 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,364 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,367 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,367 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,367 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,374 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,374 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,374 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,412 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,412 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,412 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,421 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,421 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,421 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,421 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,421 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,421 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,426 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,426 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,426 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,434 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,434 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,435 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,440 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,440 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,440 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,445 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,445 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,445 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,452 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,452 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,452 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,456 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,456 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,456 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,463 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,463 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,463 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,470 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,470 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,470 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,474 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,475 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,475 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,483 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,483 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,483 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,483 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,485 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,485 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,490 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,490 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,491 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,500 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,500 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,500 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,503 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,503 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,503 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,506 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,506 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,506 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,515 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:41,515 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:41,515 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:41,529 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 623 states. [2024-05-03 04:35:41,529 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:35:41,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:41,531 INFO L78 Accepts]: Start accepts. Automaton has currently 761 states, but on-demand construction may add more states Word has length 75 [2024-05-03 04:35:41,531 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:41,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 04:35:41,532 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:41,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:41,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1427132884, now seen corresponding path program 1 times [2024-05-03 04:35:41,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:41,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494556214] [2024-05-03 04:35:41,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:41,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:41,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:41,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:41,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494556214] [2024-05-03 04:35:41,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494556214] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:35:41,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:35:41,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 04:35:41,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416704768] [2024-05-03 04:35:41,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:35:41,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 04:35:41,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:41,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 04:35:42,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-05-03 04:35:42,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,003 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:42,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:42,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,004 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:42,038 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,038 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,038 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,046 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,046 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,046 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,050 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,051 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,051 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,055 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,055 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,055 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,058 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,058 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,059 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,062 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,062 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,062 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,066 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,066 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,066 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,070 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,070 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,070 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,076 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,076 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,076 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,076 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,076 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,076 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,095 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,095 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,096 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,103 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,103 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,103 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,105 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,105 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,106 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,109 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,109 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,109 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,112 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,112 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,112 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,128 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 306 states. [2024-05-03 04:35:42,128 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:35:42,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:42,129 INFO L78 Accepts]: Start accepts. Automaton has currently 420 states, but on-demand construction may add more states Word has length 80 [2024-05-03 04:35:42,129 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:42,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 04:35:42,129 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:42,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:42,130 INFO L85 PathProgramCache]: Analyzing trace with hash -466884832, now seen corresponding path program 1 times [2024-05-03 04:35:42,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:42,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765981589] [2024-05-03 04:35:42,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:42,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:42,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:42,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:42,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765981589] [2024-05-03 04:35:42,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765981589] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:35:42,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:35:42,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-03 04:35:42,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112383485] [2024-05-03 04:35:42,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:35:42,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-03 04:35:42,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:42,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-03 04:35:42,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-05-03 04:35:42,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,247 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:42,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:42,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:42,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,248 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:42,283 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,284 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,284 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,291 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,291 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,291 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,296 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,296 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,297 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,301 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,301 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,302 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,305 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,305 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,305 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,310 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,310 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,310 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,314 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,314 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,314 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,320 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,320 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,320 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,325 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,325 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,325 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,325 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,325 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,325 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,332 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,333 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,333 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,337 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,337 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,337 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,341 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,342 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,342 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 04:35:42,348 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,348 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,348 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,355 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,355 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,355 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,359 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,359 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,359 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,364 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,364 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,364 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,366 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,366 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,366 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,368 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,368 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,368 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,371 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,371 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,371 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,375 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 363 states. [2024-05-03 04:35:42,375 INFO L212 cStratifiedReduction]: Copied states 16 times. [2024-05-03 04:35:42,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:42,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:42,376 INFO L78 Accepts]: Start accepts. Automaton has currently 510 states, but on-demand construction may add more states Word has length 85 [2024-05-03 04:35:42,378 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:42,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-03 04:35:42,378 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:42,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:42,379 INFO L85 PathProgramCache]: Analyzing trace with hash 2007815897, now seen corresponding path program 1 times [2024-05-03 04:35:42,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:42,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616315292] [2024-05-03 04:35:42,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:42,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:42,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 04:35:42,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:42,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616315292] [2024-05-03 04:35:42,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616315292] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:42,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275616433] [2024-05-03 04:35:42,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:42,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:42,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:42,545 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:35:42,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-03 04:35:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:42,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-03 04:35:42,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:35:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 04:35:42,709 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:35:42,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 04:35:42,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [275616433] provided 1 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:42,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-05-03 04:35:42,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 5] total 7 [2024-05-03 04:35:42,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881832458] [2024-05-03 04:35:42,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:35:42,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-03 04:35:42,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:42,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-03 04:35:42,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-03 04:35:42,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,787 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:42,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:42,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:42,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:42,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,788 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:42,820 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,821 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,821 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,824 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,824 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,824 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,828 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,828 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,828 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,833 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,833 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,833 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,837 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,837 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,837 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,839 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,839 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,839 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,842 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,842 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,842 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,849 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,849 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,849 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,853 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,853 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,853 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,862 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,862 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,862 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,866 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,867 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,867 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,867 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,867 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,867 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,871 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,871 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,871 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,875 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,875 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,875 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,879 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,879 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,879 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,884 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,884 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,884 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,888 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,888 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,888 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,888 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,888 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,888 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,892 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,892 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,892 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,896 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,896 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,896 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,903 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,903 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,903 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,909 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,909 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,909 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,913 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,913 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,913 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:42,918 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,918 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:42,918 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,921 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,921 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,921 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,923 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,923 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,923 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,926 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:42,926 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,926 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:42,931 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 465 states. [2024-05-03 04:35:42,931 INFO L212 cStratifiedReduction]: Copied states 82 times. [2024-05-03 04:35:42,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:42,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:42,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:42,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:42,932 INFO L78 Accepts]: Start accepts. Automaton has currently 562 states, but on-demand construction may add more states Word has length 90 [2024-05-03 04:35:42,934 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:42,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-03 04:35:43,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:43,139 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:43,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:43,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1624841879, now seen corresponding path program 1 times [2024-05-03 04:35:43,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:43,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149929690] [2024-05-03 04:35:43,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:43,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:43,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:43,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:43,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149929690] [2024-05-03 04:35:43,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149929690] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:43,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592261807] [2024-05-03 04:35:43,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:43,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:43,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:43,427 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:35:43,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-03 04:35:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:43,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-03 04:35:43,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:35:43,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:43,841 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:35:44,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:44,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592261807] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:35:44,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:35:44,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 17 [2024-05-03 04:35:44,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570424230] [2024-05-03 04:35:44,356 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:35:44,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-03 04:35:44,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:44,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-03 04:35:44,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2024-05-03 04:35:44,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:44,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:44,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 11.294117647058824) internal successors, (192), 17 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:44,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:44,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:44,359 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:44,415 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,415 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:44,415 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,419 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,419 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,419 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,422 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,422 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,422 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,427 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,427 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,427 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,430 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,430 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:44,430 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,432 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,432 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,432 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,435 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,435 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,436 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,440 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,440 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,440 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,443 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,443 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,443 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,448 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,449 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,449 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,452 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,452 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,452 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,452 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,452 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:44,452 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,455 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,455 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,455 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,459 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,459 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,459 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,463 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,463 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,463 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,467 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,467 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,467 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,473 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,474 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,474 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:44,478 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,479 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:44,479 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:44,482 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,482 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:44,482 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:44,490 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,491 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:44,491 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,492 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,492 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,492 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,494 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,494 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,494 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,497 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:44,497 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,497 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:44,515 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 441 states. [2024-05-03 04:35:44,515 INFO L212 cStratifiedReduction]: Copied states 42 times. [2024-05-03 04:35:44,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:44,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:44,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:44,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:44,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:44,516 INFO L78 Accepts]: Start accepts. Automaton has currently 578 states, but on-demand construction may add more states Word has length 95 [2024-05-03 04:35:44,516 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:44,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-03 04:35:44,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:44,722 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:44,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:44,722 INFO L85 PathProgramCache]: Analyzing trace with hash 771432949, now seen corresponding path program 2 times [2024-05-03 04:35:44,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:44,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983227456] [2024-05-03 04:35:44,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:44,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:44,906 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 04:35:44,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:44,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983227456] [2024-05-03 04:35:44,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983227456] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:44,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622289976] [2024-05-03 04:35:44,907 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 04:35:44,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:44,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:44,908 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:35:44,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-03 04:35:44,980 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 04:35:44,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:35:44,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-03 04:35:44,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:35:45,042 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 04:35:45,043 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:35:45,134 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 04:35:45,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622289976] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:35:45,134 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:35:45,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-03 04:35:45,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122414802] [2024-05-03 04:35:45,134 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:35:45,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-03 04:35:45,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:45,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-03 04:35:45,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-03 04:35:45,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:45,136 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:45,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.0625) internal successors, (113), 16 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:45,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:45,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:45,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:45,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:45,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:45,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:45,136 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:45,612 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,612 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:45,612 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,615 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,615 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,615 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,618 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,618 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,619 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,623 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,624 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,624 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,632 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,632 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:45,632 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,634 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,634 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,634 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,637 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,637 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,637 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,641 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,641 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,641 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,644 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,644 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,644 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,649 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,650 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,650 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,652 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,653 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,653 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,656 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,656 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:45,656 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,659 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,659 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,659 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,670 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,670 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,670 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,674 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,674 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,674 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,678 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,678 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,678 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,683 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,683 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:45,683 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,691 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,691 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,691 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,701 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,701 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,701 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,710 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,710 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,710 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,717 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,717 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,717 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,720 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,720 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,721 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,725 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,725 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,726 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,728 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,729 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,729 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,849 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,849 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,849 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,851 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,852 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,852 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,855 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,855 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,855 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,857 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,857 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,857 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,859 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,859 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,859 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,862 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,863 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,863 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,865 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,865 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,865 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,868 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,868 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,868 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,870 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,870 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,870 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,871 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,871 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,871 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,876 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,876 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,876 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,878 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,879 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,879 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,881 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,881 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,882 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,885 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,885 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,885 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,926 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,926 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,926 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,932 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,932 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,932 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,935 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,935 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,935 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,938 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,938 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,938 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,942 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,942 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,942 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,944 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,944 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,944 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,951 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,951 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,951 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,954 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,954 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,954 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,958 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,958 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,958 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,961 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,961 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,961 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,964 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,964 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,964 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,968 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,968 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,968 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,972 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,972 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,972 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,977 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,977 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,977 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,981 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,981 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,981 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,982 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,982 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,982 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,985 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,985 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,985 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,988 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,988 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,988 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,992 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,992 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,992 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,997 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:45,997 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:45,997 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,000 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,000 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,000 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,003 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,003 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,003 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,007 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,007 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,007 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,011 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,011 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,011 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,016 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,017 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,017 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,020 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,020 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,020 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:46,073 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,073 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:46,073 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:46,075 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,075 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:46,075 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:46,078 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,078 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:46,078 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:46,080 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:46,080 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:46,080 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:46,090 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 995 states. [2024-05-03 04:35:46,090 INFO L212 cStratifiedReduction]: Copied states 42 times. [2024-05-03 04:35:46,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:46,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:46,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:46,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:46,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:46,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:46,091 INFO L78 Accepts]: Start accepts. Automaton has currently 1253 states, but on-demand construction may add more states Word has length 100 [2024-05-03 04:35:46,091 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:46,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-03 04:35:46,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:46,297 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:46,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:46,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1450674986, now seen corresponding path program 3 times [2024-05-03 04:35:46,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:46,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480783163] [2024-05-03 04:35:46,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:46,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-03 04:35:46,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:46,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480783163] [2024-05-03 04:35:46,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480783163] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:46,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114283090] [2024-05-03 04:35:46,565 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 04:35:46,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:46,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:46,568 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:35:46,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-03 04:35:46,680 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-05-03 04:35:46,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:35:46,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-03 04:35:46,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:35:46,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-03 04:35:46,763 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:35:46,871 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-03 04:35:46,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114283090] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:35:46,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:35:46,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 19 [2024-05-03 04:35:46,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997344409] [2024-05-03 04:35:46,872 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:35:46,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-03 04:35:46,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:46,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-05-03 04:35:46,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=289, Unknown=0, NotChecked=0, Total=342 [2024-05-03 04:35:46,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:46,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:46,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.2105263157894735) internal successors, (118), 19 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) [2024-05-03 04:35:46,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:46,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:46,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:46,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:46,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:46,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:46,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:46,874 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:47,343 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,343 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:47,343 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:47,346 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,346 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:47,346 INFO L370 cStratifiedReduction]: Actual level: [~c~0, thread3Thread1of1ForFork1_~i~2] [2024-05-03 04:35:47,351 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,351 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,351 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,357 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,357 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,357 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,362 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,362 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:47,362 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,364 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,364 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,364 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,368 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,368 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,368 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,375 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,375 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,375 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,380 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,380 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,380 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,415 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,415 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,415 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,419 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,420 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,420 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,420 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,420 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:47,420 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,426 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,426 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,426 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,428 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,428 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,429 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,434 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,434 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,434 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,439 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,439 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,439 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,445 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,445 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,445 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,453 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,453 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,453 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,457 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,457 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,457 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,461 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,461 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,462 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,466 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,466 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,466 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,471 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,471 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,471 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,477 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,477 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,477 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,512 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,512 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,512 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,518 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,518 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,518 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,638 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,638 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,638 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,642 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,642 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,642 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,649 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,649 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,649 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,652 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,652 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,652 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,656 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,657 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,657 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,664 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,664 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,664 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,668 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,668 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,668 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,683 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,684 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,684 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,688 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,688 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,688 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,688 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,688 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,688 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,692 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,692 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,692 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,696 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,697 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,697 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,702 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,702 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,703 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,710 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,710 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,710 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,714 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,714 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,715 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,719 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,719 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,719 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,724 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,724 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,724 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,730 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,730 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,730 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,738 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,738 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,738 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,742 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,743 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,743 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,753 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,753 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,753 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,759 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,759 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,759 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,767 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,767 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,767 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,773 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,773 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,773 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,779 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,779 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,779 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,788 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,788 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,788 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,794 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,794 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,794 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,807 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,807 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,807 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,813 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,813 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,813 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,814 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,814 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,814 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,820 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,820 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,820 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,826 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,827 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,827 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,835 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,835 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,835 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,843 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,843 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,843 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,847 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,848 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,848 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,853 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,853 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,853 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,858 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,858 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,858 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,864 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,864 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,865 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,872 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,872 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,872 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,877 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,877 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,877 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:47,937 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,937 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:47,937 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,939 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,939 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,939 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,943 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,943 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,943 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,947 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:47,947 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,947 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:47,958 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1569 states. [2024-05-03 04:35:47,958 INFO L212 cStratifiedReduction]: Copied states 67 times. [2024-05-03 04:35:47,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:47,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:47,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:47,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:47,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:47,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:47,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:35:47,959 INFO L78 Accepts]: Start accepts. Automaton has currently 2010 states, but on-demand construction may add more states Word has length 105 [2024-05-03 04:35:47,960 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:47,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-03 04:35:48,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-05-03 04:35:48,168 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:48,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:48,169 INFO L85 PathProgramCache]: Analyzing trace with hash -155223668, now seen corresponding path program 4 times [2024-05-03 04:35:48,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:48,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758451988] [2024-05-03 04:35:48,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:48,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:48,509 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:48,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:48,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758451988] [2024-05-03 04:35:48,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758451988] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:48,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124902814] [2024-05-03 04:35:48,510 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 04:35:48,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:48,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:48,511 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:35:48,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-03 04:35:48,629 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 04:35:48,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:35:48,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 23 conjunts are in the unsatisfiable core [2024-05-03 04:35:48,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:35:49,046 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:49,046 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:35:49,553 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:35:49,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124902814] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:35:49,553 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:35:49,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 12] total 25 [2024-05-03 04:35:49,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366968155] [2024-05-03 04:35:49,554 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:35:49,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-03 04:35:49,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:49,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-03 04:35:49,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2024-05-03 04:35:49,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:49,555 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:49,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.28) internal successors, (232), 25 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:49,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:49,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:49,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:49,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:49,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:49,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:49,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:35:49,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:49,556 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:49,658 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,658 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:49,658 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,661 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,661 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,661 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,666 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,666 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,666 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,672 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,672 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,672 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,677 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,677 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:49,677 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,678 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,679 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,679 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,683 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,683 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,683 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,690 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,690 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,690 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,695 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,695 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,695 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,703 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,703 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,703 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,746 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,746 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,746 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,746 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,746 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:49,746 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,752 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,753 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,753 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,758 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,758 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,758 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,764 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,764 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,764 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,769 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,769 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,769 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,777 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,777 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,778 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,781 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,781 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,781 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,786 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,786 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,786 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,790 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,790 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,791 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,795 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,795 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,795 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,801 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,801 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,801 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,808 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,808 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,808 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,813 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,813 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,813 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread2Thread1of1ForFork0_#t~post2, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1, thread2Thread1of1ForFork0_~i~1] [2024-05-03 04:35:49,823 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,824 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:35:49,824 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,825 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,825 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,825 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,828 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,828 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,828 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,831 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:35:49,831 INFO L369 cStratifiedReduction]: Guessed abstraction level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,831 INFO L370 cStratifiedReduction]: Actual level: [thread1Thread1of1ForFork2_~i~0, thread3Thread1of1ForFork1_#t~post3, ~c~0, thread3Thread1of1ForFork1_~i~2, thread1Thread1of1ForFork2_#t~post1] [2024-05-03 04:35:49,862 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 752 states. [2024-05-03 04:35:49,862 INFO L212 cStratifiedReduction]: Copied states 58 times. [2024-05-03 04:35:49,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:49,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:49,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:49,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:49,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:49,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:49,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:35:49,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:35:49,863 INFO L78 Accepts]: Start accepts. Automaton has currently 1114 states, but on-demand construction may add more states Word has length 110 [2024-05-03 04:35:49,864 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:49,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-03 04:35:50,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:50,069 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:50,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:50,069 INFO L85 PathProgramCache]: Analyzing trace with hash 950570880, now seen corresponding path program 5 times [2024-05-03 04:35:50,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:50,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743615882] [2024-05-03 04:35:50,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:50,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:50,330 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 23 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-03 04:35:50,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:50,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743615882] [2024-05-03 04:35:50,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743615882] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:50,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [426308446] [2024-05-03 04:35:50,331 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 04:35:50,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:50,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:50,332 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:35:50,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-03 04:35:50,417 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-05-03 04:35:50,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:35:50,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-03 04:35:50,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:35:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-03 04:35:50,617 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:35:50,854 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-03 04:35:50,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [426308446] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:35:50,855 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:35:50,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 13] total 33 [2024-05-03 04:35:50,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606195220] [2024-05-03 04:35:50,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:35:50,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-05-03 04:35:50,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:50,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-05-03 04:35:50,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=952, Unknown=0, NotChecked=0, Total=1056 [2024-05-03 04:35:50,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:50,856 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:50,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.96969696969697) internal successors, (164), 33 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:35:50,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:50,857 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:52,135 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 249 states. [2024-05-03 04:35:52,135 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:35:52,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:52,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:52,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:52,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:52,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:52,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:52,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:35:52,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:35:52,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:35:52,136 INFO L78 Accepts]: Start accepts. Automaton has currently 250 states, but on-demand construction may add more states Word has length 125 [2024-05-03 04:35:52,137 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:52,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-03 04:35:52,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-05-03 04:35:52,341 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:52,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:52,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1787535851, now seen corresponding path program 6 times [2024-05-03 04:35:52,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:52,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125239619] [2024-05-03 04:35:52,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:52,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:52,764 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 2 proven. 50 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-05-03 04:35:52,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:52,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125239619] [2024-05-03 04:35:52,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125239619] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:52,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [841787377] [2024-05-03 04:35:52,764 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 04:35:52,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:52,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:52,766 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:35:52,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-03 04:35:52,867 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-05-03 04:35:52,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:35:52,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-03 04:35:52,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:35:53,208 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-05-03 04:35:53,208 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:35:53,653 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-05-03 04:35:53,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [841787377] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:35:53,653 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:35:53,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17, 17] total 43 [2024-05-03 04:35:53,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377838558] [2024-05-03 04:35:53,654 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:35:53,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-05-03 04:35:53,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:53,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-05-03 04:35:53,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1663, Unknown=0, NotChecked=0, Total=1806 [2024-05-03 04:35:53,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:53,656 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:53,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 4.395348837209302) internal successors, (189), 43 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:35:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:35:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:35:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:53,657 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:35:55,987 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 298 states. [2024-05-03 04:35:55,988 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:35:55,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:35:56,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:35:56,000 INFO L78 Accepts]: Start accepts. Automaton has currently 299 states, but on-demand construction may add more states Word has length 145 [2024-05-03 04:35:56,001 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:35:56,006 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-05-03 04:35:56,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:56,207 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:35:56,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:35:56,207 INFO L85 PathProgramCache]: Analyzing trace with hash 2145072492, now seen corresponding path program 7 times [2024-05-03 04:35:56,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:35:56,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249571967] [2024-05-03 04:35:56,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:35:56,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:35:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:56,746 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-05-03 04:35:56,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:35:56,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249571967] [2024-05-03 04:35:56,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249571967] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:35:56,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908313060] [2024-05-03 04:35:56,747 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 04:35:56,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:35:56,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:35:56,748 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:35:56,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-03 04:35:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:35:56,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-03 04:35:56,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:35:57,099 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-05-03 04:35:57,099 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:35:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-05-03 04:35:57,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908313060] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:35:57,642 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:35:57,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21, 21] total 52 [2024-05-03 04:35:57,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078357357] [2024-05-03 04:35:57,642 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:35:57,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2024-05-03 04:35:57,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:35:57,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2024-05-03 04:35:57,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=2426, Unknown=0, NotChecked=0, Total=2652 [2024-05-03 04:35:57,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:57,645 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:35:57,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 4.019230769230769) internal successors, (209), 52 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:35:57,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:57,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:35:57,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:57,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:35:57,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:35:57,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:35:57,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:35:57,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:35:57,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:35:57,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:35:57,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:35:57,646 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:36:01,553 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 367 states. [2024-05-03 04:36:01,553 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:36:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:36:01,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:36:01,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-03 04:36:01,555 INFO L78 Accepts]: Start accepts. Automaton has currently 368 states, but on-demand construction may add more states Word has length 170 [2024-05-03 04:36:01,555 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:36:01,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-03 04:36:01,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:36:01,761 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:36:01,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:36:01,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1562561152, now seen corresponding path program 8 times [2024-05-03 04:36:01,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:36:01,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657099344] [2024-05-03 04:36:01,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:36:01,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:36:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:36:02,364 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 199 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-05-03 04:36:02,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:36:02,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657099344] [2024-05-03 04:36:02,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657099344] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:36:02,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801366057] [2024-05-03 04:36:02,365 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 04:36:02,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:36:02,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:36:02,366 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:36:02,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-03 04:36:02,451 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 04:36:02,451 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:36:02,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-03 04:36:02,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:36:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-05-03 04:36:02,940 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:36:03,570 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-05-03 04:36:03,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801366057] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:36:03,570 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:36:03,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21, 21] total 61 [2024-05-03 04:36:03,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090888334] [2024-05-03 04:36:03,570 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:36:03,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-05-03 04:36:03,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:36:03,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-05-03 04:36:03,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=3421, Unknown=0, NotChecked=0, Total=3660 [2024-05-03 04:36:03,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:03,573 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:36:03,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 4.032786885245901) internal successors, (246), 61 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:36:03,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:03,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:36:03,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-03 04:36:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:03,574 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:36:09,344 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 398 states. [2024-05-03 04:36:09,345 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-03 04:36:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2024-05-03 04:36:09,345 INFO L78 Accepts]: Start accepts. Automaton has currently 399 states, but on-demand construction may add more states Word has length 190 [2024-05-03 04:36:09,346 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:36:09,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-03 04:36:09,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-05-03 04:36:09,547 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:36:09,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:36:09,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1223293792, now seen corresponding path program 9 times [2024-05-03 04:36:09,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:36:09,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447102513] [2024-05-03 04:36:09,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:36:09,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:36:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:36:10,399 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 267 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-05-03 04:36:10,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:36:10,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447102513] [2024-05-03 04:36:10,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447102513] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:36:10,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [64642306] [2024-05-03 04:36:10,400 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 04:36:10,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:36:10,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:36:10,401 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:36:10,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-03 04:36:11,070 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-05-03 04:36:11,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:36:11,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 54 conjunts are in the unsatisfiable core [2024-05-03 04:36:11,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:36:11,891 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-05-03 04:36:11,891 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:36:13,151 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-05-03 04:36:13,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [64642306] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:36:13,151 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:36:13,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 29, 29] total 85 [2024-05-03 04:36:13,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335233199] [2024-05-03 04:36:13,151 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:36:13,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2024-05-03 04:36:13,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:36:13,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2024-05-03 04:36:13,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=379, Invalid=6761, Unknown=0, NotChecked=0, Total=7140 [2024-05-03 04:36:13,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:13,155 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:36:13,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 3.6) internal successors, (306), 85 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-03 04:36:13,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2024-05-03 04:36:13,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:13,156 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:36:37,362 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 453 states. [2024-05-03 04:36:37,363 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:36:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:36:37,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:36:37,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-03 04:36:37,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2024-05-03 04:36:37,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2024-05-03 04:36:37,364 INFO L78 Accepts]: Start accepts. Automaton has currently 454 states, but on-demand construction may add more states Word has length 220 [2024-05-03 04:36:37,366 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:36:37,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-05-03 04:36:37,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:36:37,568 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:36:37,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:36:37,569 INFO L85 PathProgramCache]: Analyzing trace with hash -409098272, now seen corresponding path program 10 times [2024-05-03 04:36:37,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:36:37,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418518263] [2024-05-03 04:36:37,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:36:37,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:36:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:36:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 337 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-05-03 04:36:38,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:36:38,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418518263] [2024-05-03 04:36:38,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418518263] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:36:38,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155712338] [2024-05-03 04:36:38,774 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 04:36:38,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:36:38,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:36:38,775 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:36:38,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-03 04:36:38,900 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 04:36:38,900 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:36:38,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 70 conjunts are in the unsatisfiable core [2024-05-03 04:36:38,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:36:39,614 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 337 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-05-03 04:36:39,614 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:36:41,033 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 337 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-05-03 04:36:41,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155712338] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:36:41,033 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:36:41,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 37, 37] total 72 [2024-05-03 04:36:41,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613350402] [2024-05-03 04:36:41,036 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:36:41,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-05-03 04:36:41,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:36:41,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-05-03 04:36:41,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=321, Invalid=4791, Unknown=0, NotChecked=0, Total=5112 [2024-05-03 04:36:41,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:41,041 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:36:41,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 3.513888888888889) internal successors, (253), 72 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2024-05-03 04:36:41,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:36:41,042 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:37:51,745 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 574 states. [2024-05-03 04:37:51,745 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:37:51,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:37:51,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:37:51,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2024-05-03 04:37:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2024-05-03 04:37:51,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-05-03 04:37:51,747 INFO L78 Accepts]: Start accepts. Automaton has currently 575 states, but on-demand construction may add more states Word has length 260 [2024-05-03 04:37:51,749 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:37:51,756 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-05-03 04:37:51,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-05-03 04:37:51,949 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:37:51,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:37:51,950 INFO L85 PathProgramCache]: Analyzing trace with hash 915352886, now seen corresponding path program 11 times [2024-05-03 04:37:51,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:37:51,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677907150] [2024-05-03 04:37:51,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:37:51,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:37:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:37:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1147 backedges. 0 proven. 763 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-05-03 04:37:53,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:37:53,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677907150] [2024-05-03 04:37:53,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677907150] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:37:53,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495669831] [2024-05-03 04:37:53,717 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 04:37:53,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:37:53,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:37:53,718 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:37:53,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process Received shutdown request... [2024-05-03 04:50:12,358 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 04:50:12,358 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 04:50:12,359 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 04:50:13,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-03 04:50:13,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-05-03 04:50:13,563 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forcibly destroying the process [2024-05-03 04:50:13,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 137 [2024-05-03 04:50:13,576 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-03 04:50:13,576 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-05-03 04:50:13,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2024-05-03 04:50:13,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144739230] [2024-05-03 04:50:13,576 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-05-03 04:50:13,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-03 04:50:13,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:50:13,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-03 04:50:13,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1953, Unknown=0, NotChecked=0, Total=2070 [2024-05-03 04:50:13,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:13,578 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:50:13,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 4.086956521739131) internal successors, (188), 46 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:50:13,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:13,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 04:50:13,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-05-03 04:50:13,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:13,579 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:50:13,579 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1 states. [2024-05-03 04:50:13,580 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:50:13,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-05-03 04:50:13,580 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2024-05-03 04:50:13,582 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 04:50:13,593 INFO L445 BasicCegarLoop]: Path program histogram: [11, 1, 1, 1, 1] [2024-05-03 04:50:13,595 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-05-03 04:50:13,596 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 04:50:13,596 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 04:50:13,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 04:50:13 BasicIcfg [2024-05-03 04:50:13,598 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 04:50:13,598 INFO L158 Benchmark]: Toolchain (without parser) took 874215.44ms. Allocated memory was 227.5MB in the beginning and 817.9MB in the end (delta: 590.3MB). Free memory was 155.1MB in the beginning and 613.4MB in the end (delta: -458.4MB). Peak memory consumption was 132.9MB. Max. memory is 8.0GB. [2024-05-03 04:50:13,599 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 227.5MB. Free memory is still 193.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 04:50:13,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.54ms. Allocated memory is still 227.5MB. Free memory was 154.8MB in the beginning and 143.2MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-03 04:50:13,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.79ms. Allocated memory is still 227.5MB. Free memory was 143.2MB in the beginning and 141.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-03 04:50:13,599 INFO L158 Benchmark]: Boogie Preprocessor took 29.04ms. Allocated memory is still 227.5MB. Free memory was 141.5MB in the beginning and 140.3MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-03 04:50:13,600 INFO L158 Benchmark]: RCFGBuilder took 348.20ms. Allocated memory is still 227.5MB. Free memory was 140.1MB in the beginning and 125.8MB in the end (delta: 14.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-03 04:50:13,600 INFO L158 Benchmark]: TraceAbstraction took 873561.64ms. Allocated memory was 227.5MB in the beginning and 817.9MB in the end (delta: 590.3MB). Free memory was 124.6MB in the beginning and 613.4MB in the end (delta: -488.9MB). Peak memory consumption was 102.5MB. Max. memory is 8.0GB. [2024-05-03 04:50:13,601 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 227.5MB. Free memory is still 193.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 230.54ms. Allocated memory is still 227.5MB. Free memory was 154.8MB in the beginning and 143.2MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.79ms. Allocated memory is still 227.5MB. Free memory was 143.2MB in the beginning and 141.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.04ms. Allocated memory is still 227.5MB. Free memory was 141.5MB in the beginning and 140.3MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 348.20ms. Allocated memory is still 227.5MB. Free memory was 140.1MB in the beginning and 125.8MB in the end (delta: 14.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 873561.64ms. Allocated memory was 227.5MB in the beginning and 817.9MB in the end (delta: 590.3MB). Free memory was 124.6MB in the beginning and 613.4MB in the end (delta: -488.9MB). Peak memory consumption was 102.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8506, independent: 8101, independent conditional: 8101, independent unconditional: 0, dependent: 405, dependent conditional: 405, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8101, independent: 8101, independent conditional: 8101, 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: 8101, independent: 8101, independent conditional: 8101, 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: 8101, independent: 8101, independent conditional: 0, independent unconditional: 8101, 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: 8101, independent: 8101, independent conditional: 0, independent unconditional: 8101, 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: 8101, independent: 8101, independent conditional: 0, independent unconditional: 8101, 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: 8101, independent: 8101, independent conditional: 0, independent unconditional: 8101, 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: 8101, independent: 8101, independent conditional: 0, independent unconditional: 8101, 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: 8101, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8101, unknown conditional: 0, unknown unconditional: 8101] , Statistics on independence cache: Total cache size (in pairs): 8101, Positive cache size: 8101, Positive conditional cache size: 0, Positive unconditional cache size: 8101, 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: 405 - StatisticsResult: Reduction benchmarks 18.3ms Time before loop, 718.9ms Time in loop, 0.7s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 51, Reduction States: 571, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 14.2ms Time before loop, 303.2ms Time in loop, 0.3s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 51, Reduction States: 623, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 23.5ms Time before loop, 100.9ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 18, Reduction States: 306, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 13.8ms Time before loop, 113.5ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 23, Reduction States: 363, Duplicate States: 16, Protected Variables: 2 - StatisticsResult: Reduction benchmarks 13.5ms Time before loop, 129.6ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 4, overall guesses: 30, Reduction States: 465, Duplicate States: 82, Protected Variables: 2 - StatisticsResult: Reduction benchmarks 43.4ms Time before loop, 112.9ms Time in loop, 0.2s Time in total, Has Loop: 1, wrong guesses: 5, overall guesses: 26, Reduction States: 441, Duplicate States: 42, Protected Variables: 2 - StatisticsResult: Reduction benchmarks 253.9ms Time before loop, 699.5ms Time in loop, 1.0s Time in total, Has Loop: 1, wrong guesses: 5, overall guesses: 71, Reduction States: 995, Duplicate States: 42, Protected Variables: 2 - StatisticsResult: Reduction benchmarks 261.7ms Time before loop, 822.8ms Time in loop, 1.1s Time in total, Has Loop: 1, wrong guesses: 5, overall guesses: 72, Reduction States: 1569, Duplicate States: 67, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 82.9ms Time before loop, 223.4ms Time in loop, 0.3s Time in total, Has Loop: 1, wrong guesses: 5, overall guesses: 31, Reduction States: 752, Duplicate States: 58, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 761.3ms Time before loop, 516.4ms Time in loop, 1.3s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 3, Reduction States: 249, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 1453.3ms Time before loop, 876.8ms Time in loop, 2.3s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 3, Reduction States: 298, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 3274.6ms Time before loop, 632.3ms Time in loop, 3.9s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 3, Reduction States: 367, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 1188.4ms Time before loop, 4581.8ms Time in loop, 5.8s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 3, Reduction States: 398, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 2052.8ms Time before loop, 22153.9ms Time in loop, 24.2s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 3, Reduction States: 453, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 69609.1ms Time before loop, 1093.2ms Time in loop, 70.7s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 3, Reduction States: 574, Duplicate States: 0, Protected Variables: 5 - StatisticsResult: Reduction benchmarks 0.3ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 1, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 521, Transitions: 619, Traversal time: 0.7s - StatisticsResult: Visitor Statistics States: 521, Transitions: 620, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 226, Transitions: 259, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 277, Transitions: 322, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 361, Transitions: 468, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 326, Transitions: 424, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 804, Transitions: 1088, Traversal time: 1.0s - StatisticsResult: Visitor Statistics States: 1317, Transitions: 1726, Traversal time: 1.1s - StatisticsResult: Visitor Statistics States: 591, Transitions: 759, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 130, Transitions: 133, Traversal time: 1.3s - StatisticsResult: Visitor Statistics States: 150, Transitions: 153, Traversal time: 2.3s - StatisticsResult: Visitor Statistics States: 175, Transitions: 178, Traversal time: 3.9s - StatisticsResult: Visitor Statistics States: 192, Transitions: 195, Traversal time: 5.8s - StatisticsResult: Visitor Statistics States: 222, Transitions: 225, Traversal time: 24.2s - StatisticsResult: Visitor Statistics States: 265, Transitions: 268, Traversal time: 70.7s - StatisticsResult: Visitor Statistics States: 1, Transitions: 0, Traversal time: 0.0s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 96, RedundantProofs: 15, ProvenStates: 896, Times there's more than one choice: 648, Avg number of choices: 4.329241071428571 - TimeoutResultAtElement [Line: 81]: 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, 136 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 873.4s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 11, EmptinessCheckTime: 112.2s, 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: 674, 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: 0.2s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 16.5s InterpolantComputationTime, 3361 NumberOfCodeBlocks, 3356 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 4759 ConstructedInterpolants, 18 QuantifiedInterpolants, 26498 SizeOfPredicates, 163 NumberOfNonLiveVariables, 3058 ConjunctsInSsa, 328 ConjunctsInUnsatCore, 37 InterpolantComputations, 4 PerfectInterpolantSequences, 2662/6254 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