/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/popl20-bad-buffer-mult-alt2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 16:20:24,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 16:20:24,919 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 16:20:24,922 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 16:20:24,923 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 16:20:24,923 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 16:20:24,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 16:20:24,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 16:20:24,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 16:20:24,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 16:20:24,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 16:20:24,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 16:20:24,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 16:20:24,954 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 16:20:24,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 16:20:24,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 16:20:24,955 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 16:20:24,955 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 16:20:24,955 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 16:20:24,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 16:20:24,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 16:20:24,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 16:20:24,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 16:20:24,960 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 16:20:24,963 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 16:20:24,964 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 16:20:24,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 16:20:24,965 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 16:20:24,966 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 16:20:24,966 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 16:20:24,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 16:20:24,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 16:20:24,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 16:20:24,967 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 16:20:24,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 16:20:24,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 16:20:24,967 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 16:20:24,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 16:20:24,968 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 16:20:24,968 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 16:20:24,968 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 16:20:24,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 16:20:25,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 16:20:25,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 16:20:25,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 16:20:25,268 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 16:20:25,269 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 16:20:25,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-05-30 16:20:26,358 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 16:20:26,531 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 16:20:26,532 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-05-30 16:20:26,538 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6ba1b50c0/27288bd2b61242cf801ef9ea3bb6b4e2/FLAGc77a3ad3e [2024-05-30 16:20:26,549 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6ba1b50c0/27288bd2b61242cf801ef9ea3bb6b4e2 [2024-05-30 16:20:26,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 16:20:26,554 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 16:20:26,556 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 16:20:26,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 16:20:26,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 16:20:26,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6f71ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26, skipping insertion in model container [2024-05-30 16:20:26,568 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,613 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 16:20:26,798 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/popl20-bad-buffer-mult-alt2.wvr.c[4174,4187] [2024-05-30 16:20:26,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 16:20:26,819 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 16:20:26,840 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/popl20-bad-buffer-mult-alt2.wvr.c[4174,4187] [2024-05-30 16:20:26,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 16:20:26,856 INFO L206 MainTranslator]: Completed translation [2024-05-30 16:20:26,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26 WrapperNode [2024-05-30 16:20:26,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 16:20:26,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 16:20:26,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 16:20:26,857 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 16:20:26,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,905 INFO L138 Inliner]: procedures = 26, calls = 75, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 327 [2024-05-30 16:20:26,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 16:20:26,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 16:20:26,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 16:20:26,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 16:20:26,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,933 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 16:20:26,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 16:20:26,964 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 16:20:26,964 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 16:20:26,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (1/1) ... [2024-05-30 16:20:26,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 16:20:27,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:20:27,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-30 16:20:27,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-30 16:20:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 16:20:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 16:20:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 16:20:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-30 16:20:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-30 16:20:27,100 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-30 16:20:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-30 16:20:27,101 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-30 16:20:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-30 16:20:27,101 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-30 16:20:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-30 16:20:27,102 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-30 16:20:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 16:20:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 16:20:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 16:20:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-30 16:20:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 16:20:27,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 16:20:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 16:20:27,104 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 16:20:27,217 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 16:20:27,220 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 16:20:27,620 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 16:20:27,770 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 16:20:27,770 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-05-30 16:20:27,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 04:20:27 BoogieIcfgContainer [2024-05-30 16:20:27,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 16:20:27,773 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 16:20:27,773 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 16:20:27,775 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 16:20:27,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 04:20:26" (1/3) ... [2024-05-30 16:20:27,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@762ac088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 04:20:27, skipping insertion in model container [2024-05-30 16:20:27,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:20:26" (2/3) ... [2024-05-30 16:20:27,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@762ac088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 04:20:27, skipping insertion in model container [2024-05-30 16:20:27,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 04:20:27" (3/3) ... [2024-05-30 16:20:27,777 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2024-05-30 16:20:27,786 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 16:20:27,793 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 16:20:27,794 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-30 16:20:27,794 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 16:20:27,878 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-05-30 16:20:27,925 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 16:20:27,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 16:20:27,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:20:27,928 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 16:20:27,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-30 16:20:27,967 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 16:20:27,974 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 16:20:27,979 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;@6e0513f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 16:20:27,979 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 16:20:27,985 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:28,366 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,366 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,367 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,478 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,478 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,478 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,525 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,525 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,525 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,566 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,567 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,567 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,608 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,608 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,608 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,670 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,670 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,670 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,670 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,670 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,670 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,716 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,717 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,717 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,885 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,885 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,885 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,917 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,917 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,917 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,950 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,950 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,950 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,987 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,988 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,988 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:28,998 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:28,999 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:28,999 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,021 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,022 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,022 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,184 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,184 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,185 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,233 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,233 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,234 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,289 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,289 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,289 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,350 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,350 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,350 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,364 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,364 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,364 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,389 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,389 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,389 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,494 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,495 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,495 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,506 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,507 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,507 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,521 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,522 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,522 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,542 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,542 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,543 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,550 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,551 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,551 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,564 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,564 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,564 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,610 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,611 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,611 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,626 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,627 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,627 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,644 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,645 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,645 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,666 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,667 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,667 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,675 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,675 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,676 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,691 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,691 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,691 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,736 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,737 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,737 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,751 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,752 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,752 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,769 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,770 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,771 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,823 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,826 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,826 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,834 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,837 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,837 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,852 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,852 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,852 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,916 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,916 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,916 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,935 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,936 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,936 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,957 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,957 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,958 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,989 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,989 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,989 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:29,998 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:29,999 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:29,999 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,012 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,013 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,013 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,013 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,013 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,013 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,058 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,058 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,058 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,075 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,076 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,076 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,134 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,134 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,134 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,161 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,161 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,161 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,169 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,169 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,169 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,184 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,184 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,184 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,208 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,208 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,208 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,239 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,240 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,240 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,271 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,271 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,271 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,317 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,317 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,317 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,322 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,322 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,322 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,362 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,362 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,362 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,434 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,434 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,435 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,454 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,454 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,454 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,473 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,474 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,474 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,494 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,494 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,494 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,521 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,521 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,522 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,522 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,522 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,522 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,545 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,545 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,546 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,628 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,628 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,628 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,638 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,639 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,639 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,650 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,650 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,650 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,662 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,663 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,663 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,677 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,678 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,678 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,691 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,691 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,691 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,691 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,691 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,692 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,720 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,720 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,720 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,746 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,747 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,747 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,758 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,758 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,759 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,771 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,772 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,772 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,784 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,784 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,785 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,803 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,806 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,806 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,807 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,807 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,807 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,871 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,871 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,872 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,897 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,897 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,897 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,907 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,907 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,907 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,918 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,918 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,918 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,931 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,931 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,931 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,948 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,948 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,949 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,949 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,949 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,949 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:30,976 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:30,977 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:30,977 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,002 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,003 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,003 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,014 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,014 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,015 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,028 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,028 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,028 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,040 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,040 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,040 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,058 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,058 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,058 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,058 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,058 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,058 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,081 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,081 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,081 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,104 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,105 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,105 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,114 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,114 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,115 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,124 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,125 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,125 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,136 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,136 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,136 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,157 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,157 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,158 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,158 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,158 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,158 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,216 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,216 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,217 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,247 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,248 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,248 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,258 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,258 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,260 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,271 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,272 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,272 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,285 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,285 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,285 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,302 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,303 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,303 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,303 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,303 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,303 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,336 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,336 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,337 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,364 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,365 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,365 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,380 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,380 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,380 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,395 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,395 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,395 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,412 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,412 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,412 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,432 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,432 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,432 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,433 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,433 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,433 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,471 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,471 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,471 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,471 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,471 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,471 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,518 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,518 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,518 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,583 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,583 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,583 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,609 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,610 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,610 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,638 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,638 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,638 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,670 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,671 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,671 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,671 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,671 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,671 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,702 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,703 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,704 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,803 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,804 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,804 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,822 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,823 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,823 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,841 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,842 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,842 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,860 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,861 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,861 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,927 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,927 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,927 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,955 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,955 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,956 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:31,990 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:31,990 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:31,990 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,000 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,001 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,001 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,023 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,023 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,023 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,046 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1091 states. [2024-05-30 16:20:32,046 INFO L212 cStratifiedReduction]: Copied states 44 times. [2024-05-30 16:20:32,049 INFO L78 Accepts]: Start accepts. Automaton has currently 1673 states, but on-demand construction may add more states Word has length 208 [2024-05-30 16:20:32,052 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:32,053 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:32,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:32,058 INFO L85 PathProgramCache]: Analyzing trace with hash 242133165, now seen corresponding path program 1 times [2024-05-30 16:20:32,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:32,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45098142] [2024-05-30 16:20:32,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:32,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-30 16:20:32,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:32,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45098142] [2024-05-30 16:20:32,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45098142] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:20:32,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:20:32,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 16:20:32,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171585719] [2024-05-30 16:20:32,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:20:32,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 16:20:32,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:32,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 16:20:32,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 16:20:32,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:32,420 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:32,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 104.0) internal successors, (208), 2 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:20:32,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:32,423 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:32,487 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,487 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,487 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,511 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,511 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,511 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,523 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,523 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,523 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,535 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,535 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,535 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,552 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,552 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,552 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,576 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,577 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,577 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,577 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,577 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,577 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,596 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,597 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,597 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,666 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,667 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,667 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,686 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,686 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,686 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,707 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,707 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,707 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,730 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,731 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,731 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,740 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,740 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,740 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,751 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,751 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,751 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,802 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,802 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,802 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,824 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,825 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,825 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,845 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,846 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,846 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,880 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,880 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,880 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,893 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,893 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,894 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,906 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,906 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,906 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,934 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,935 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,935 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,946 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,947 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,947 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:32,954 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:32,955 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:32,955 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,023 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,023 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,023 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,045 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,045 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,045 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,067 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,067 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,067 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,111 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,112 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,112 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,122 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,122 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,122 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,162 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,163 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,163 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,188 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,188 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,188 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,208 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,208 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,208 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,215 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,216 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,216 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,242 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,243 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,243 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,252 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,252 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,253 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,263 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,263 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,263 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,277 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,278 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,278 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,284 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,284 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,284 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,291 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,291 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,292 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,330 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,330 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,330 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,344 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,344 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,344 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,358 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,359 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,359 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,377 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,377 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,378 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,385 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,385 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,385 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,393 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,393 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,393 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,393 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,393 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,393 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,427 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,427 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,428 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,440 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,440 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,440 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,453 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,453 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,453 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,474 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,474 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,474 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,480 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,480 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,483 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,495 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,497 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,497 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,515 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,516 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,516 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,548 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,549 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,549 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,574 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,574 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,574 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,697 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,697 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,697 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,700 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,700 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,700 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,722 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,723 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,723 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,745 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,745 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,745 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,757 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,757 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,757 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,770 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,770 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,770 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,783 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,784 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,784 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,799 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,799 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,799 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,800 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,800 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,800 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,813 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,814 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,814 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,864 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,864 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,864 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,870 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,870 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,870 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,877 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,877 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,877 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,885 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,885 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,885 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,896 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,896 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,896 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,906 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,906 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,906 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,906 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,907 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,907 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,925 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,925 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,925 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,946 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,946 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,946 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,954 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,955 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,955 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,964 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,964 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,964 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,975 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,975 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,975 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,989 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,989 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,989 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:33,989 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:33,989 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:33,989 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,010 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,010 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,010 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,030 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,030 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,030 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,039 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,039 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,039 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,048 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,048 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,048 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,058 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,058 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,058 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,073 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,073 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,073 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,073 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,073 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,073 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,094 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,095 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,095 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,204 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,204 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,204 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,218 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,218 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,218 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,235 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,236 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,236 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,250 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,250 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,251 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,270 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,271 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,271 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,271 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,271 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,271 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,299 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,299 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,299 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,326 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,326 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,326 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,337 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,337 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,337 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,349 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,349 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,349 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,362 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,362 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,362 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,384 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,384 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,384 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,384 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,385 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,385 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,413 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,413 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,413 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,441 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,441 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,441 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,453 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,453 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,453 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,466 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,466 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,466 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,480 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,480 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,480 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,499 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,500 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,500 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,500 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,500 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,500 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,540 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,540 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,540 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,574 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,574 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,574 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,592 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,592 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,592 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,611 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,612 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,612 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,631 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,632 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,632 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,656 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,657 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,657 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,657 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,657 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,657 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,704 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,704 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,704 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,704 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,704 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,704 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,757 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,757 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,757 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,793 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,793 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,793 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,826 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,826 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,826 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:34,861 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:34,862 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:34,862 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,031 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,032 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,032 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,032 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,032 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,032 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,056 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,056 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,056 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,147 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,148 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,148 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,163 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,164 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,164 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,179 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,179 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,179 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,196 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,197 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,197 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,212 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,212 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,212 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,228 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,228 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,228 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,248 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,248 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,248 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,255 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,255 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,255 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,266 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,267 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,267 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,286 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1239 states. [2024-05-30 16:20:35,287 INFO L212 cStratifiedReduction]: Copied states 44 times. [2024-05-30 16:20:35,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:35,287 INFO L78 Accepts]: Start accepts. Automaton has currently 1957 states, but on-demand construction may add more states Word has length 201 [2024-05-30 16:20:35,288 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:35,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 16:20:35,289 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:35,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:35,289 INFO L85 PathProgramCache]: Analyzing trace with hash 800194403, now seen corresponding path program 1 times [2024-05-30 16:20:35,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:35,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788239408] [2024-05-30 16:20:35,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:35,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:20:35,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:35,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788239408] [2024-05-30 16:20:35,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788239408] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:20:35,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:20:35,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 16:20:35,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252539056] [2024-05-30 16:20:35,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:20:35,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 16:20:35,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:35,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 16:20:35,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-05-30 16:20:35,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:35,795 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:35,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 33.5) internal successors, (201), 6 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:20:35,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:35,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:35,796 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:35,947 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,947 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,947 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,973 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,973 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,973 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:35,987 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:35,988 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:35,988 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,001 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,001 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,001 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,015 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,015 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,015 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,034 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,034 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,034 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,035 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,035 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,035 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,052 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,052 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,052 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,108 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,109 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,109 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,124 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,124 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,124 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,142 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,143 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,143 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,166 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,167 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,167 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,269 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,269 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,269 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,283 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,283 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,283 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,333 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,333 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,333 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,352 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,352 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,352 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,372 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,372 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,372 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,396 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,396 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,397 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,405 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,405 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,405 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,416 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,416 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,416 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,442 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,442 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,442 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,448 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,449 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,449 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,456 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,456 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,456 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,467 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,467 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,467 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,472 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,472 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,472 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,480 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,480 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,480 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,505 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,505 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,505 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,514 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,514 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,514 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,523 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,524 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,524 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,537 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,537 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,537 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,542 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,542 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,542 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,549 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,549 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,549 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,575 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,576 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,576 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,585 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,585 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,585 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,595 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,595 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,595 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,610 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,610 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,610 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,616 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,616 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,616 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,623 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,623 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,624 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,659 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,659 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,659 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,672 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,673 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,673 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,686 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,686 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,686 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,704 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,704 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,704 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,712 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,712 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,712 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,722 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,723 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,723 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,723 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,723 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,723 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,755 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,755 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,755 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,767 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,767 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,767 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,779 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,779 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,780 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,796 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,796 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,796 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,802 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,803 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,803 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,811 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,811 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,811 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,828 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,828 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,828 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,850 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,850 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,850 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,879 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,879 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,880 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,923 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,924 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,924 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,928 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,928 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,928 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,955 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,956 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,956 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,983 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,984 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,984 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:36,998 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:36,998 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:36,998 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,026 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,027 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,027 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,055 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,056 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,056 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,086 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,087 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,087 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,087 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,087 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,087 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,100 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,101 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,101 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,153 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,153 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,153 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,159 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,159 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,159 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,166 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,166 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,166 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,287 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,287 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,287 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,308 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,308 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,308 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,318 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,318 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,318 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,318 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,318 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,319 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,337 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,337 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,337 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,356 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,357 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,357 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,365 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,365 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,365 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,374 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,374 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,374 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,384 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,384 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,384 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,397 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,397 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,397 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,397 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,397 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,397 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,416 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,417 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,417 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,436 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,436 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,436 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,444 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,444 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,444 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,453 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,453 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,453 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,462 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,462 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,463 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,475 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,476 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,476 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,476 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,476 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,476 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,496 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,496 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,496 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,518 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,518 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,518 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,527 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,527 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,527 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,536 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,537 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,537 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,547 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,547 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,547 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,561 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,561 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,561 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,561 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,561 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,561 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,580 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,580 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,580 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,600 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,600 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,600 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,607 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,608 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,608 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,617 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,617 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,617 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,626 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,626 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,626 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,639 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,640 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,640 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,640 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,640 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,640 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,660 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,660 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,660 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,679 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,680 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,680 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,689 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,689 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,689 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,698 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,698 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,698 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,709 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,709 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,709 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,723 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,723 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,723 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,723 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,723 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,723 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,752 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,752 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,752 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,775 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,776 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,776 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,788 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,788 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,788 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,801 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,801 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,801 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,815 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,815 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,815 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,833 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,834 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,834 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,834 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,834 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,834 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,866 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,867 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,867 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,867 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,867 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,867 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,898 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,899 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,899 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,924 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,925 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,925 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,945 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,945 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,945 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,967 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,967 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,967 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,992 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,993 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,993 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:37,993 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:37,993 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:37,993 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,016 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,017 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,017 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,231 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,231 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,231 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,252 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,252 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,252 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,272 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,272 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,272 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,292 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,293 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,293 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,312 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,313 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,313 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,333 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,334 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,334 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,359 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,360 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,360 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,375 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,375 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,375 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,390 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,391 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,391 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,416 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1247 states. [2024-05-30 16:20:38,416 INFO L212 cStratifiedReduction]: Copied states 44 times. [2024-05-30 16:20:38,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:38,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:38,417 INFO L78 Accepts]: Start accepts. Automaton has currently 1965 states, but on-demand construction may add more states Word has length 209 [2024-05-30 16:20:38,419 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:38,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 16:20:38,419 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:38,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:38,420 INFO L85 PathProgramCache]: Analyzing trace with hash -709773997, now seen corresponding path program 1 times [2024-05-30 16:20:38,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:38,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434172997] [2024-05-30 16:20:38,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:38,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:38,620 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-30 16:20:38,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:38,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434172997] [2024-05-30 16:20:38,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434172997] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:20:38,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:20:38,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 16:20:38,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265643310] [2024-05-30 16:20:38,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:20:38,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 16:20:38,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:38,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 16:20:38,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-05-30 16:20:38,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:38,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:38,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.833333333333336) internal successors, (209), 6 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) [2024-05-30 16:20:38,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:38,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:38,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:38,622 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:38,726 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,727 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,727 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,756 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,756 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,756 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,770 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,770 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,770 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,784 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,784 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,784 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,799 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,800 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,800 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,820 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,820 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,820 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,820 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,820 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,820 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,838 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,838 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,838 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,897 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,898 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,898 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,913 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,913 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,913 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,930 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,930 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,930 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,952 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,952 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,952 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,963 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,963 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,963 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:38,975 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:38,975 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:38,975 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,043 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,043 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,043 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,069 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,069 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,069 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,095 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,095 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,096 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,132 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,132 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,132 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,143 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,144 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,144 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,160 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,160 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,160 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,195 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,195 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,195 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,204 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,204 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,204 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,216 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,216 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,217 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,232 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,232 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,232 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,238 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,238 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,238 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,247 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,247 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,247 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,279 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,279 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,279 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,291 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,291 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,291 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,303 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,304 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,304 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,321 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,321 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,321 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,328 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,328 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,328 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,338 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,338 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,338 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,372 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,372 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,372 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,385 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,385 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,385 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,399 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,399 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,400 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,418 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,418 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,418 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,426 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,426 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,426 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,435 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,436 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,436 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,483 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,483 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,483 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,501 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,501 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,501 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,519 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,520 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,520 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,668 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,668 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,669 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,675 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,675 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,675 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,682 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,683 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,683 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,683 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,683 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,683 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,715 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,715 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,715 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,753 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,753 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,753 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,764 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,764 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,765 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,780 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,780 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,780 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,786 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,786 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,786 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,794 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,794 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,794 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,808 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,809 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,809 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,827 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,828 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,828 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,848 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,848 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,849 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,877 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,877 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,878 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,880 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,880 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,880 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,899 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,899 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,899 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,920 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,921 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,921 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,930 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,930 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,930 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,941 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,941 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,941 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,951 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,951 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,952 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,965 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,966 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,966 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,966 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,966 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,966 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:39,978 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:39,978 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:39,978 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,026 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,026 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,026 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,031 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,031 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,031 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,037 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,038 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,038 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,044 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,045 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,045 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,055 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,055 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,055 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,064 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,064 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,064 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,064 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,064 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,064 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,081 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,081 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,081 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,100 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,100 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,100 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,108 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,108 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,108 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,118 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,118 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,118 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,127 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,128 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,128 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,141 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,141 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,141 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,141 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,141 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,141 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,160 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,160 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,160 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,178 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,178 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,178 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,186 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,186 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,186 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,195 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,195 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,195 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,204 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,204 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,204 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,217 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,217 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,217 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,217 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,217 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,217 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,236 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,237 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,237 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,255 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,256 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,256 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,264 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,264 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,264 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,272 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,273 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,273 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,282 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,282 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,282 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,295 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,295 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,295 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,295 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,295 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,295 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,314 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,314 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,314 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,333 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,333 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,333 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,340 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,340 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,340 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,349 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,349 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,349 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,358 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,358 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,358 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,370 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,370 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,371 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,371 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,371 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,371 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,397 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,397 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,397 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,416 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,417 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,417 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,425 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,425 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,425 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,434 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,434 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,434 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,444 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,444 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,444 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,457 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,457 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,457 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,458 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,458 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,458 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,490 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,490 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,490 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,521 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,521 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,521 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,538 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,539 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,539 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,556 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,556 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,556 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,574 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,574 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,574 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,597 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,597 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,597 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,597 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,597 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,597 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,672 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,672 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,672 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,673 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,673 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,673 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,713 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,713 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,714 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,745 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,745 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,745 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,771 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,772 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,772 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,799 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,799 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,799 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,832 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,832 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,832 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:40,832 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:40,832 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:40,832 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,014 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,014 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,014 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,098 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,098 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,098 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,113 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,113 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,113 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,127 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,127 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,127 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,142 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,142 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,142 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,156 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,157 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,157 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,171 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,172 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,172 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,190 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,190 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,190 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,196 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,197 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,197 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,206 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,206 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,207 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,225 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1255 states. [2024-05-30 16:20:41,225 INFO L212 cStratifiedReduction]: Copied states 44 times. [2024-05-30 16:20:41,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:41,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:41,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:41,226 INFO L78 Accepts]: Start accepts. Automaton has currently 1973 states, but on-demand construction may add more states Word has length 217 [2024-05-30 16:20:41,227 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:41,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 16:20:41,227 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:41,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:41,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1179452711, now seen corresponding path program 1 times [2024-05-30 16:20:41,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:41,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034467139] [2024-05-30 16:20:41,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:41,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:41,553 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-30 16:20:41,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:41,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034467139] [2024-05-30 16:20:41,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034467139] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:20:41,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78582885] [2024-05-30 16:20:41,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:41,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:20:41,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:20:41,590 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) [2024-05-30 16:20:41,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-30 16:20:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:41,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-30 16:20:41,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:20:41,817 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-30 16:20:41,817 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-30 16:20:41,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78582885] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:20:41,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-30 16:20:41,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-05-30 16:20:41,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27698804] [2024-05-30 16:20:41,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:20:41,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-30 16:20:41,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:41,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-30 16:20:41,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-05-30 16:20:41,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:41,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:41,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 43.4) internal successors, (217), 5 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:20:41,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:41,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:41,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:41,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:41,819 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:41,973 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,973 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,973 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,979 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,979 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,979 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,986 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,986 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,986 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:41,993 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:41,993 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:41,993 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,004 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,004 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,004 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,014 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,014 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,014 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,014 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,014 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,014 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,033 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,033 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,033 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,053 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,053 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,053 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,061 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,062 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,062 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,073 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,073 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,073 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,083 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,084 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,084 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,097 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,097 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,097 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,097 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,097 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,097 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,116 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,117 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,117 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,136 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,136 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,136 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,144 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,144 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,144 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,153 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,153 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,153 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,162 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,162 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,162 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,175 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,176 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,176 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,176 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,176 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,176 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,196 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,196 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,196 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,215 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,216 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,216 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,225 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,225 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,226 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,234 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,235 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,235 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,244 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,244 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,244 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,257 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,257 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,258 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,258 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,258 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,258 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,277 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,277 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,277 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,297 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,297 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,297 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,305 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,305 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,305 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,313 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,314 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,314 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,323 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,323 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,323 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,336 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,336 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,337 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,337 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,337 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,337 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,356 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,356 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,356 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,377 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,377 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,377 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,385 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,386 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,386 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,395 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,395 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,395 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,405 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,406 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,406 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,419 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,419 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,419 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,419 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,419 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,419 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,447 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,447 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,447 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,470 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,471 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,471 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,483 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,483 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,483 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,496 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,496 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,496 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,510 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,510 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,510 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,528 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,528 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,528 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,528 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,529 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,529 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,551 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,551 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,551 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,572 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,573 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,573 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,583 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,583 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,583 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,593 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,593 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,593 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,604 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,604 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,604 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,619 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,619 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,619 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,619 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,620 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,620 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,811 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,811 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,811 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,811 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,811 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,812 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,842 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,842 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,842 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,866 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,866 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,866 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,886 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,886 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,887 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,907 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,908 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,908 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,932 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,932 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,932 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,932 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,932 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,933 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:42,954 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:42,955 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:42,955 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,039 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,039 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,039 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,054 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,054 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,054 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,069 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,070 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,070 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,085 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,085 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,085 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,100 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,100 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,100 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,115 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,115 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,115 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,134 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,134 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,134 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,141 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,141 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,141 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,152 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,152 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,152 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,175 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 884 states. [2024-05-30 16:20:43,175 INFO L212 cStratifiedReduction]: Copied states 15 times. [2024-05-30 16:20:43,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:43,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:43,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:43,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:43,176 INFO L78 Accepts]: Start accepts. Automaton has currently 1372 states, but on-demand construction may add more states Word has length 220 [2024-05-30 16:20:43,177 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:43,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-30 16:20:43,381 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 [2024-05-30 16:20:43,384 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:43,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:43,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1666866162, now seen corresponding path program 2 times [2024-05-30 16:20:43,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:43,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448276551] [2024-05-30 16:20:43,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:43,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-30 16:20:43,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:43,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448276551] [2024-05-30 16:20:43,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448276551] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:20:43,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:20:43,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-30 16:20:43,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037428894] [2024-05-30 16:20:43,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:20:43,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-30 16:20:43,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:43,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-30 16:20:43,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-30 16:20:43,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:43,696 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:43,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 43.8) internal successors, (219), 5 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:20:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:43,696 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:43,841 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,841 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,841 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,866 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,866 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,866 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,883 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,883 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,883 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,889 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,889 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,889 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,895 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,895 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,895 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,902 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,903 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,903 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,913 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,914 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,914 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,914 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,914 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,914 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,924 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,924 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,924 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,941 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,941 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,942 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:20:43,953 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,953 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:43,953 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:43,963 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,963 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:43,963 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:43,971 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,971 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:43,971 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:43,990 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:43,991 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:43,991 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,010 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,010 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,010 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,018 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,019 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,019 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,028 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,028 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,028 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,038 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,039 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,039 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,052 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,052 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,052 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,052 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,052 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,052 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,061 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,062 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,062 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,081 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,082 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,082 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,095 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,095 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,095 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,104 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,105 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,105 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,123 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,124 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,124 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,143 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,143 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,143 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,151 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,151 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,151 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,160 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,160 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,160 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,170 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,170 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,170 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,183 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,183 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,184 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,184 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,184 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,184 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,193 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,193 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,193 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,213 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,213 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,213 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,227 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,227 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,227 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,236 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,236 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,236 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,258 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,258 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,258 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,279 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,279 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,279 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,287 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,288 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,288 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,297 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,297 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,297 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,307 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,307 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,307 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,321 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,321 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,321 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,321 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,321 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,321 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,331 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,331 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,331 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,351 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,351 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,351 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,365 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,365 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,365 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,375 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,375 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,375 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,394 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,394 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,394 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,414 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,415 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,415 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,422 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,422 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,423 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,432 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,432 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,432 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,444 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,444 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,444 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,486 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,486 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,486 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,487 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,487 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,487 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,498 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,499 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,499 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,520 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,520 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,520 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,534 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,534 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,535 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,544 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,544 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,544 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,773 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,773 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,773 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,804 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,804 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,804 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,815 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,815 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,815 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,827 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,828 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,828 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,840 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,840 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,841 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,873 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,873 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,873 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,873 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,873 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,873 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,898 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,898 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,898 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,941 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,942 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,956 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,991 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:44,991 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:44,991 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,017 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,032 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,032 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,093 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,093 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,093 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,125 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,125 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,125 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,141 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,142 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,142 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,159 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,159 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,159 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,178 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,178 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,178 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,200 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,201 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,201 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,201 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,201 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,201 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,218 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,219 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,219 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,251 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,251 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,251 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,274 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,274 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,274 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,291 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,292 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,292 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,322 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,322 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,322 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,350 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,350 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,350 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,363 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,363 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,363 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,377 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,377 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,377 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,392 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,392 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,393 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,411 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,412 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,412 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,412 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,412 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,412 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,425 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,425 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,426 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,453 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,453 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,453 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,473 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,473 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,473 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,486 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,486 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,486 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,487 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,487 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:45,487 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,518 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,519 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,519 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,542 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,542 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,542 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,549 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,550 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,550 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,558 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,558 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,558 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,568 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,568 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,568 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,582 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,582 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,582 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,582 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,582 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,582 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,591 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,591 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,591 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,613 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,613 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,613 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,627 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,628 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,628 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,683 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,684 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,684 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,716 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,716 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,716 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,735 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,735 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,735 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,753 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,753 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,753 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,771 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,771 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,772 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,794 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,794 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,794 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,794 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,794 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,795 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,812 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,812 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,812 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,844 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,844 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,844 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,866 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,867 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,867 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,921 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,921 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,921 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,951 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,952 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,952 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,952 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,952 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,952 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,978 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:45,978 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:45,978 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,046 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,046 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,046 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,070 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,071 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,071 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,083 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,083 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,083 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,095 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,096 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,096 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,292 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,292 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,293 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,309 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,309 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,309 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,309 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,309 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,309 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,322 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,322 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,322 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,345 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,345 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,345 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,361 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,361 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,361 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,374 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,374 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,374 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,377 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,377 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,377 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,430 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,431 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:46,431 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,457 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,457 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,457 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,482 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,482 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:46,482 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,497 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,497 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,497 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,516 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,516 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,516 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,537 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,537 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,537 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,561 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,562 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,562 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,583 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,584 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,584 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,589 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,589 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:46,590 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,593 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,594 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,594 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,600 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,600 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,600 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,607 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,607 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,607 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,617 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,618 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,618 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,640 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,640 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,641 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,648 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,649 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,649 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,657 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,657 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,657 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,667 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,667 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,667 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,680 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,680 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,680 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,701 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,702 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,702 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,709 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,709 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,709 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,718 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,718 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,718 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,727 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,727 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,727 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,739 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,739 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,739 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,762 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,762 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,762 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,770 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,770 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,771 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,779 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,779 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,779 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,788 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,789 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,789 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,801 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,802 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,802 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,823 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,824 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,824 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,831 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,831 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,831 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,839 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,840 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,840 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,848 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,849 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,849 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,861 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,861 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,861 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,884 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,884 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,884 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,892 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,892 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,893 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,901 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,901 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,901 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,910 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,911 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,911 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,923 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,924 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,924 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,960 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,960 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,961 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,973 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,973 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,973 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,985 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,986 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,986 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,999 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:46,999 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:46,999 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,015 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,015 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,016 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,028 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,028 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,028 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,028 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,028 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,029 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,052 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,052 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,052 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,064 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,064 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,065 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,077 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,077 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,077 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,090 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,090 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,091 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,107 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,107 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,107 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,131 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,132 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,132 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,141 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,142 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,142 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,152 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,152 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,152 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,162 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,163 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,163 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,177 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,177 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,177 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,177 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,177 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:47,177 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,442 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,442 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,442 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,478 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,478 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,478 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,497 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,497 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,497 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,515 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,516 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,516 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,537 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,537 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,537 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,571 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,571 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,571 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,609 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,609 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,609 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,629 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,630 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,630 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,647 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,648 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,648 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,666 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,666 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,666 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,688 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,688 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,688 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,706 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,707 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,707 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,707 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,707 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,707 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,738 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,738 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,738 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,762 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,762 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,762 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,762 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,762 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:47,762 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,798 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,798 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,798 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,828 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,828 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,828 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,837 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,838 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,838 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,847 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,847 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,847 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,856 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,856 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,856 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,865 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,865 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,866 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,874 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,875 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,875 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,884 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,885 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,885 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,902 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,902 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,902 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,913 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,913 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,913 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,913 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,913 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:47,913 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,938 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,938 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,938 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,971 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,971 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,971 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,993 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,993 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,993 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:47,993 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:47,993 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:47,993 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,002 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,003 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,003 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,053 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,054 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,054 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,077 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,077 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:48,077 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,092 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,092 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,092 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,112 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,112 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,112 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,132 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,132 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,132 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,156 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,156 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,156 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,176 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,176 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,176 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,263 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,263 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,263 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,268 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,268 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,268 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,273 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,273 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,274 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,279 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,279 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,279 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,284 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,284 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,284 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,290 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,290 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,290 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,299 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,299 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,299 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,306 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,306 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,306 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,309 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,309 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,309 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,316 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,316 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,316 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,356 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,356 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,356 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,371 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,372 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,372 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,386 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,386 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,386 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,401 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,401 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,401 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,416 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,416 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,416 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,431 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,431 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,431 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,449 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,450 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,450 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,637 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,638 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,638 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,654 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,654 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,654 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,673 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:48,673 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,673 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:48,694 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2027 states. [2024-05-30 16:20:48,695 INFO L212 cStratifiedReduction]: Copied states 393 times. [2024-05-30 16:20:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:48,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:48,695 INFO L78 Accepts]: Start accepts. Automaton has currently 2889 states, but on-demand construction may add more states Word has length 226 [2024-05-30 16:20:48,696 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:48,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 16:20:48,696 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:48,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:48,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1151846988, now seen corresponding path program 3 times [2024-05-30 16:20:48,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:48,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473714001] [2024-05-30 16:20:48,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:48,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:48,957 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-30 16:20:48,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:48,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473714001] [2024-05-30 16:20:48,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473714001] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:20:48,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330275464] [2024-05-30 16:20:48,957 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-30 16:20:48,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:20:48,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:20:48,974 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) [2024-05-30 16:20:48,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-30 16:20:49,112 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-05-30 16:20:49,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:20:49,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-30 16:20:49,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:20:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-05-30 16:20:49,215 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-30 16:20:49,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330275464] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:20:49,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-30 16:20:49,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-05-30 16:20:49,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349908364] [2024-05-30 16:20:49,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:20:49,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-30 16:20:49,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:49,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-30 16:20:49,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-05-30 16:20:49,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:49,217 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:49,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 43.4) internal successors, (217), 5 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:20:49,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:49,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:49,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:49,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:49,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:49,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:49,218 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:49,426 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,426 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:49,426 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,442 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,442 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,442 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,462 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,463 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,463 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,485 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,485 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,485 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,511 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,511 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,511 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,534 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,534 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,534 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,564 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,564 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:49,564 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,611 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,611 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,611 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,620 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,620 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,620 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,685 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,685 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:49,685 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,689 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,689 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,689 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,697 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,697 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,697 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,705 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,705 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,705 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,713 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,713 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,713 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,720 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,720 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,720 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,728 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,728 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,728 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,740 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,740 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,740 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,749 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,749 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,749 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,767 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,767 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:49,768 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,791 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,791 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,791 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,797 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,797 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,797 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,852 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,852 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,852 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,866 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,867 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,867 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,881 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,881 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,881 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,897 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,897 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,897 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,911 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,912 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,912 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,927 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,927 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,927 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,946 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,946 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,946 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,962 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,962 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,962 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,986 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:49,987 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:49,987 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:50,022 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 635 states. [2024-05-30 16:20:50,022 INFO L212 cStratifiedReduction]: Copied states 66 times. [2024-05-30 16:20:50,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:50,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:50,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:50,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:50,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:50,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:50,023 INFO L78 Accepts]: Start accepts. Automaton has currently 739 states, but on-demand construction may add more states Word has length 232 [2024-05-30 16:20:50,024 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:50,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-30 16:20:50,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:20:50,230 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:50,231 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:50,231 INFO L85 PathProgramCache]: Analyzing trace with hash -2037070712, now seen corresponding path program 4 times [2024-05-30 16:20:50,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:50,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107964251] [2024-05-30 16:20:50,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:50,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-30 16:20:50,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:50,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107964251] [2024-05-30 16:20:50,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107964251] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:20:50,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41264428] [2024-05-30 16:20:50,676 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-30 16:20:50,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:20:50,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:20:50,678 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) [2024-05-30 16:20:50,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-30 16:20:50,830 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-30 16:20:50,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:20:50,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 13 conjunts are in the unsatisfiable core [2024-05-30 16:20:50,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:20:51,269 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-05-30 16:20:51,270 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:20:51,461 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-30 16:20:51,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-30 16:20:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-05-30 16:20:51,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41264428] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:20:51,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:20:51,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-05-30 16:20:51,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318246608] [2024-05-30 16:20:51,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:20:51,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-30 16:20:51,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:51,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-30 16:20:51,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2024-05-30 16:20:51,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:51,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:51,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 18.90909090909091) internal successors, (416), 22 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:20:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:51,635 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:52,276 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,276 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:52,276 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,299 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,299 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,299 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,321 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,321 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,321 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,343 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,343 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,343 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,370 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,370 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,370 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,393 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,393 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,393 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,424 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,424 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:52,424 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,473 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,474 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,474 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,483 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,483 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,484 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,564 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,565 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:52,565 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,569 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,569 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,569 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,577 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,577 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,577 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,585 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,585 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,585 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,593 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,593 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,593 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,601 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,601 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,601 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,610 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,610 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,610 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,622 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,622 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,622 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,631 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,631 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,631 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,650 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,650 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:52,650 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,675 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,675 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,675 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,680 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,680 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,680 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,729 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,729 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,729 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,765 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,765 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,765 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,797 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,797 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,797 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,826 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,826 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,827 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,842 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,842 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,842 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,858 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,858 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,858 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,877 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,878 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,878 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,895 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,895 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,895 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,922 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:52,922 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,922 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:52,959 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 653 states. [2024-05-30 16:20:52,959 INFO L212 cStratifiedReduction]: Copied states 66 times. [2024-05-30 16:20:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:20:52,960 INFO L78 Accepts]: Start accepts. Automaton has currently 757 states, but on-demand construction may add more states Word has length 248 [2024-05-30 16:20:52,961 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:52,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-30 16:20:53,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:20:53,167 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:53,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:53,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1148936772, now seen corresponding path program 5 times [2024-05-30 16:20:53,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:53,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114284043] [2024-05-30 16:20:53,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:53,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:53,683 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-30 16:20:53,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:53,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114284043] [2024-05-30 16:20:53,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114284043] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:20:53,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542112073] [2024-05-30 16:20:53,684 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-30 16:20:53,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:20:53,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:20:53,685 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) [2024-05-30 16:20:53,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-30 16:20:53,843 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-05-30 16:20:53,843 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:20:53,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-30 16:20:53,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:20:54,117 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-30 16:20:54,118 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:20:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 28 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-30 16:20:54,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542112073] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:20:54,441 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:20:54,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 28 [2024-05-30 16:20:54,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734701098] [2024-05-30 16:20:54,442 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:20:54,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-30 16:20:54,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:54,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-30 16:20:54,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2024-05-30 16:20:54,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:54,443 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:54,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 11.75) internal successors, (329), 28 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:20:54,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:54,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:54,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:54,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:54,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:54,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:54,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:20:54,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:54,444 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:54,914 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:54,914 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:54,914 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:54,930 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:54,930 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:54,930 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:54,951 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:54,951 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:54,951 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:54,972 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:54,972 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:54,972 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:54,997 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:54,997 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:54,997 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,020 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,020 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,020 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,050 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,051 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:55,051 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,138 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,138 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,138 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,147 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,147 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,148 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,221 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,221 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:55,221 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,225 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,225 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,225 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,233 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,234 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,234 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,242 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,242 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,242 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,250 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,250 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,250 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,257 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,257 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,257 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,265 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,266 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,266 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,277 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,278 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,278 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,287 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,287 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,287 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,304 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,305 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:55,305 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,329 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,329 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,329 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,334 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,334 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,334 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,536 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,537 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,537 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,591 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,592 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,592 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,622 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,622 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,622 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,649 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,649 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,649 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,663 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,664 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,664 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,679 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,679 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,679 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,698 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,698 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,698 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,714 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,714 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,714 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,740 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:55,740 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,740 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:55,775 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 662 states. [2024-05-30 16:20:55,775 INFO L212 cStratifiedReduction]: Copied states 66 times. [2024-05-30 16:20:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:20:55,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:20:55,776 INFO L78 Accepts]: Start accepts. Automaton has currently 766 states, but on-demand construction may add more states Word has length 256 [2024-05-30 16:20:55,777 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:55,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-30 16:20:55,983 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,SelfDestructingSolverStorable7 [2024-05-30 16:20:55,983 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:55,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:55,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1358508460, now seen corresponding path program 6 times [2024-05-30 16:20:55,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:55,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546692162] [2024-05-30 16:20:55,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:55,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-05-30 16:20:56,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:56,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546692162] [2024-05-30 16:20:56,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546692162] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:20:56,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:20:56,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-30 16:20:56,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585453816] [2024-05-30 16:20:56,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:20:56,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-30 16:20:56,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:20:56,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-30 16:20:56,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-30 16:20:56,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:56,310 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:20:56,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 43.8) internal successors, (219), 5 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:20:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:20:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:20:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:56,311 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:20:56,577 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,577 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:56,578 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:56,594 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,594 INFO L394 cStratifiedReduction]: Guessed abstraction level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:56,594 INFO L395 cStratifiedReduction]: Actual level: [thread3Thread1of1ForFork0_~cond~2#1, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0] [2024-05-30 16:20:56,625 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,626 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,626 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,656 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,657 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,657 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,693 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,694 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,694 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,726 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,726 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,726 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,726 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,726 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:56,726 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,783 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,784 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,784 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,820 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,820 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,820 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,835 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,835 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,835 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,891 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,891 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,891 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,894 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:56,894 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:56,895 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,152 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,152 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,152 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,185 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,185 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,185 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,220 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,221 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,221 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,242 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,242 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:57,242 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,319 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,319 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,319 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,355 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,355 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,355 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,424 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,425 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,425 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,437 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,437 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,437 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,459 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,459 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,459 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,459 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,459 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:57,460 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,497 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,497 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,497 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,537 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,537 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:57,537 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,554 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,555 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,555 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,586 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,586 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,586 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,623 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,623 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,624 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,627 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,627 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:57,627 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,682 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,683 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,683 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,714 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,715 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,715 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,751 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,751 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,751 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,757 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,757 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,757 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,763 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,763 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:57,763 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,775 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,775 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,775 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, thread3Thread1of1ForFork0_~cond~2#1, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~N~0, ~i~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,875 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,875 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:57,875 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,880 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,880 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,880 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,891 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,891 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,891 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,901 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,901 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,901 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,915 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,915 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,915 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,925 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,925 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,926 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,936 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,937 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,937 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,954 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,955 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,955 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,967 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,968 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,968 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:57,968 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:57,968 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:57,968 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,001 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,001 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,001 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,009 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,010 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,010 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,037 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,037 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,037 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,038 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,038 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,038 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,328 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,328 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,328 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,339 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,339 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:58,339 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,380 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,380 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,380 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,397 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,397 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,397 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,397 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,397 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:58,397 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,423 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,423 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,424 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,445 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,445 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:58,445 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,454 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,454 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,455 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,461 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,462 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:58,462 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,483 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,483 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,483 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,490 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,490 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,490 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,494 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,494 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:20:58,494 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,500 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,500 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,500 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,570 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,570 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,570 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,588 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,588 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,588 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,606 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,606 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,606 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,624 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,625 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,625 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,642 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,642 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,642 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,661 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,661 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,661 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,683 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,683 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,683 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,703 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,703 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,703 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,759 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,759 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,759 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,879 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,880 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,880 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,899 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,899 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,900 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,925 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,925 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,925 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,930 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:20:58,930 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,930 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:20:58,968 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1180 states. [2024-05-30 16:20:58,968 INFO L212 cStratifiedReduction]: Copied states 287 times. [2024-05-30 16:20:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:20:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:20:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:58,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:20:58,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:20:58,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:20:58,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:20:58,969 INFO L78 Accepts]: Start accepts. Automaton has currently 1302 states, but on-demand construction may add more states Word has length 265 [2024-05-30 16:20:58,970 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:20:58,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-05-30 16:20:58,970 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:20:58,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:20:58,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1185288557, now seen corresponding path program 7 times [2024-05-30 16:20:58,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:20:58,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278898874] [2024-05-30 16:20:58,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:20:58,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:20:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:59,308 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-30 16:20:59,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:20:59,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278898874] [2024-05-30 16:20:59,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278898874] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:20:59,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762469424] [2024-05-30 16:20:59,308 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-30 16:20:59,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:20:59,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:20:59,326 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) [2024-05-30 16:20:59,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-30 16:20:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:20:59,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-30 16:20:59,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:20:59,787 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 23 proven. 10 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-30 16:20:59,788 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:21:00,292 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-30 16:21:00,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [762469424] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:21:00,292 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:21:00,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 28 [2024-05-30 16:21:00,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427624851] [2024-05-30 16:21:00,292 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:21:00,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-30 16:21:00,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:21:00,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-30 16:21:00,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2024-05-30 16:21:00,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:00,294 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:21:00,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 11.892857142857142) internal successors, (333), 28 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:21:00,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:00,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:00,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:00,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:00,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:00,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:00,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:00,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:00,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:00,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:00,295 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:21:00,813 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:00,813 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:00,813 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,830 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:00,830 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,830 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,861 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:00,861 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,861 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,892 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:00,892 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,892 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,930 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:00,930 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,930 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,962 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:00,963 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,963 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:00,963 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:00,963 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:00,963 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,040 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,041 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,041 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,054 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,054 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,055 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,109 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,109 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,110 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,113 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,113 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,113 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,237 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,237 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,237 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,260 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,260 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:01,260 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,330 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,330 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,330 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,353 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,353 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,353 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,353 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,354 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:01,354 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,390 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,390 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,390 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,431 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,431 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:01,431 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,448 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,448 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,448 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,460 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,460 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:01,460 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,684 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,684 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,684 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,696 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,696 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,696 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,702 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,702 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:01,702 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,713 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,713 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,713 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,809 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,809 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:01,809 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,814 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,814 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,814 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,824 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,825 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,825 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,835 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,835 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,835 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,846 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,846 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,846 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,856 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,856 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,856 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,867 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,868 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,868 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,885 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,885 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,885 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,898 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,898 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,898 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,898 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,898 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:01,898 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,930 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,930 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,930 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,939 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,939 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,939 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,966 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,966 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,966 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,967 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:01,967 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:01,967 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,036 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,036 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,036 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,044 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,045 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:02,045 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,075 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,075 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,075 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,089 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,089 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,089 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,089 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,089 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:02,089 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,109 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,109 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,109 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,125 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,125 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:02,125 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,131 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,132 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,132 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,138 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,139 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:02,139 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,161 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,161 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,161 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,168 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,168 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,168 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,172 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,172 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:02,172 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,178 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,178 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,178 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,243 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,243 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,243 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,261 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,262 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,262 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,280 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,280 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,280 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,298 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,299 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,299 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,316 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,317 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,317 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,335 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,336 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,336 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,358 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,358 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,358 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,378 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,378 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,379 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,436 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,436 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,436 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,559 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,559 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,559 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,578 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,579 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,579 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,604 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,605 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,763 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,781 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:02,781 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,781 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:02,827 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1106 states. [2024-05-30 16:21:02,827 INFO L212 cStratifiedReduction]: Copied states 204 times. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:02,828 INFO L78 Accepts]: Start accepts. Automaton has currently 1311 states, but on-demand construction may add more states Word has length 273 [2024-05-30 16:21:02,830 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:21:02,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-30 16:21:03,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-05-30 16:21:03,035 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:21:03,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:21:03,036 INFO L85 PathProgramCache]: Analyzing trace with hash 748690753, now seen corresponding path program 8 times [2024-05-30 16:21:03,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:21:03,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200817699] [2024-05-30 16:21:03,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:21:03,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:21:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:03,869 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-05-30 16:21:03,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:21:03,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200817699] [2024-05-30 16:21:03,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200817699] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:21:03,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [609356601] [2024-05-30 16:21:03,869 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-30 16:21:03,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:03,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:21:03,870 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) [2024-05-30 16:21:03,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-30 16:21:04,060 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-30 16:21:04,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:21:04,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-30 16:21:04,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:21:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-05-30 16:21:04,992 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:21:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 15 proven. 25 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-05-30 16:21:05,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [609356601] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:21:05,742 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:21:05,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 39 [2024-05-30 16:21:05,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116423196] [2024-05-30 16:21:05,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:21:05,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-05-30 16:21:05,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:21:05,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-05-30 16:21:05,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=238, Invalid=1244, Unknown=0, NotChecked=0, Total=1482 [2024-05-30 16:21:05,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:05,747 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:21:05,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 16.307692307692307) internal successors, (636), 39 states have internal predecessors, (636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:21:05,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:05,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:05,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:05,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:05,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:05,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:05,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:05,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:05,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:05,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:05,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:05,749 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:21:06,756 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:06,756 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:06,756 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,819 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:06,819 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,819 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,857 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:06,857 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,857 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,889 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:06,889 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,889 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,926 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:06,926 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,926 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,958 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:06,958 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,958 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:06,959 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:06,959 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:06,959 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,034 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,035 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,035 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,048 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,049 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,049 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,104 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,105 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,105 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,108 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,108 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,108 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,228 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,228 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,229 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,250 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,251 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:07,251 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,321 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,322 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,322 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,345 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,345 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,345 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,345 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,345 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:07,345 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,382 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,382 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,382 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,422 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,423 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:07,423 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,440 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,440 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,440 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,452 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,452 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:07,452 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,507 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,507 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,507 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,519 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,520 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,520 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,526 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,526 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:07,526 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,538 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,538 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,538 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,639 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,639 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:07,639 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,644 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,644 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,644 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,661 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,662 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,662 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,819 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,819 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,819 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,849 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,849 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,849 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,859 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,860 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,860 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,870 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,871 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,871 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,888 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,888 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,888 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,900 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,900 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,901 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,901 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,901 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:07,901 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,933 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,933 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,933 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,941 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,941 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,941 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,968 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,968 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,968 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,969 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:07,969 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:07,969 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,043 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,044 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,044 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,051 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,051 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:08,051 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,081 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,082 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,082 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,095 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,096 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,096 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,096 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,096 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:08,096 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,116 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,117 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,117 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,132 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,132 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:08,132 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,138 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,139 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,139 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,145 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,145 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:08,145 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,167 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,167 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,167 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,174 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,174 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,174 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,178 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,178 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:08,178 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,184 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,184 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,185 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,257 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,257 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,257 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,275 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,276 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,276 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,294 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,295 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,295 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,313 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,313 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,314 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,331 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,332 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,332 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,350 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,351 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,351 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,373 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,374 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,374 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,394 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,394 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,394 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,451 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,452 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,452 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,575 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,576 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,576 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,594 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,594 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,594 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,620 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,620 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,620 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,625 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:08,625 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,625 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:08,703 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1132 states. [2024-05-30 16:21:08,703 INFO L212 cStratifiedReduction]: Copied states 204 times. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:08,704 INFO L78 Accepts]: Start accepts. Automaton has currently 1337 states, but on-demand construction may add more states Word has length 279 [2024-05-30 16:21:08,705 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:21:08,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-05-30 16:21:08,912 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,SelfDestructingSolverStorable10 [2024-05-30 16:21:08,912 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:21:08,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:21:08,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1297827359, now seen corresponding path program 9 times [2024-05-30 16:21:08,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:21:08,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701923279] [2024-05-30 16:21:08,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:21:08,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:21:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 45 proven. 35 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-30 16:21:09,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:21:09,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701923279] [2024-05-30 16:21:09,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701923279] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:21:09,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441402684] [2024-05-30 16:21:09,721 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-30 16:21:09,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:09,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:21:09,722 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) [2024-05-30 16:21:09,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-30 16:21:10,110 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-05-30 16:21:10,110 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:21:10,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 21 conjunts are in the unsatisfiable core [2024-05-30 16:21:10,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:21:10,624 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 53 proven. 27 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-30 16:21:10,624 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:21:10,898 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-30 16:21:10,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-30 16:21:11,257 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 30 proven. 50 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-30 16:21:11,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [441402684] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:21:11,257 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:21:11,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 17] total 42 [2024-05-30 16:21:11,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634438787] [2024-05-30 16:21:11,258 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:21:11,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-30 16:21:11,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:21:11,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-30 16:21:11,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=1410, Unknown=0, NotChecked=0, Total=1722 [2024-05-30 16:21:11,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:11,260 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:21:11,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 10.761904761904763) internal successors, (452), 42 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:21:11,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:11,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:11,261 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:21:12,041 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,041 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:12,041 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,057 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,057 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,057 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,087 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,087 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,087 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,118 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,119 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,119 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,156 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,157 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,157 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,189 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,189 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,189 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,190 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,190 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:12,190 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,267 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,267 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,267 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,281 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,281 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,281 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,499 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,499 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,499 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,503 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,503 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,503 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,619 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,619 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,619 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,640 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,640 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:12,640 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,706 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,707 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,707 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,729 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,730 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,730 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,730 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,730 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:12,730 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,765 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,765 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,765 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,804 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,805 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:12,805 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,822 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,822 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,822 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,834 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,834 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:12,834 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,889 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,889 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,889 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,901 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,901 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,901 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,907 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,907 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:12,908 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,919 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:12,919 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:12,919 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,022 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,022 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:13,022 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,026 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,026 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,026 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,037 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,038 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,038 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,048 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,048 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,048 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,058 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,059 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,059 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,069 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,069 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,069 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,080 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,080 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,080 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,098 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,098 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,098 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,111 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,111 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,111 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,111 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,111 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:13,111 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,145 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,145 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,145 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,153 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,153 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,153 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,181 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,181 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,181 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,182 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,182 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,182 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,252 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,252 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,252 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,261 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,261 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:13,261 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,293 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,293 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,293 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,307 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,307 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,307 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,307 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,307 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:13,307 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,329 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,329 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,329 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,345 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,345 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:13,345 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,352 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,352 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,352 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,359 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,359 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:13,359 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,381 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,381 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,381 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,388 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,389 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,389 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,393 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,393 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:13,393 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,399 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,400 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,400 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,466 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,466 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,466 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,653 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,654 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,654 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,671 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,671 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,672 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,690 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,690 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,690 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,707 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,708 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,708 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,731 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,731 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,731 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,753 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,753 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,753 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,773 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,773 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,773 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,828 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,828 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,828 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,944 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,944 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,945 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,962 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,962 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,962 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,988 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,988 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,988 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,992 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:13,992 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:13,992 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:14,047 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1144 states. [2024-05-30 16:21:14,047 INFO L212 cStratifiedReduction]: Copied states 204 times. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:14,048 INFO L78 Accepts]: Start accepts. Automaton has currently 1349 states, but on-demand construction may add more states Word has length 295 [2024-05-30 16:21:14,049 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:21:14,056 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-05-30 16:21:14,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:14,256 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:21:14,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:21:14,257 INFO L85 PathProgramCache]: Analyzing trace with hash -951980607, now seen corresponding path program 10 times [2024-05-30 16:21:14,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:21:14,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777359672] [2024-05-30 16:21:14,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:21:14,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:21:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 34 proven. 5 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-05-30 16:21:14,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:21:14,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777359672] [2024-05-30 16:21:14,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777359672] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:21:14,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1787364473] [2024-05-30 16:21:14,780 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-30 16:21:14,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:14,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:21:14,782 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) [2024-05-30 16:21:14,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-30 16:21:15,042 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-30 16:21:15,043 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:21:15,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-30 16:21:15,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:21:15,389 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 39 proven. 16 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-05-30 16:21:15,389 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:21:15,602 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 39 proven. 10 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-05-30 16:21:15,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1787364473] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:21:15,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:21:15,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15, 12] total 31 [2024-05-30 16:21:15,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370432829] [2024-05-30 16:21:15,603 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:21:15,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-05-30 16:21:15,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:21:15,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-05-30 16:21:15,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=275, Invalid=655, Unknown=0, NotChecked=0, Total=930 [2024-05-30 16:21:15,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:15,604 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:21:15,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 11.516129032258064) internal successors, (357), 31 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:15,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:15,605 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:21:16,228 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,228 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:16,228 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,243 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,244 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,244 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,273 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,273 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,273 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,304 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,305 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,305 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,341 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,341 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,342 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,375 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,375 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,375 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,375 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,375 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:16,375 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,452 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,453 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,453 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,467 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,467 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,467 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,522 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,522 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,522 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,526 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,526 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,526 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,646 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,647 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,647 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,669 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,669 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:16,669 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,738 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,738 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,738 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,760 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,760 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,760 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,760 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,760 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:16,761 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,798 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,798 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,798 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,839 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,839 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:16,839 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,857 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,857 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,857 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,869 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,869 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:16,869 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,924 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,925 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,925 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,937 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,937 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,937 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,943 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,943 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:16,943 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,955 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:16,955 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:16,955 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,114 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,114 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:17,114 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,118 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,118 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,118 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,129 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,129 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,129 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,139 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,139 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,140 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,150 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,151 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,151 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,308 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,308 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,309 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,357 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,357 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,357 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,375 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,375 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,375 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,390 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,390 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,390 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,390 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,390 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:17,390 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,426 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,426 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,426 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,435 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,435 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,435 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,462 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,462 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,462 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,463 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,463 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,463 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,533 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,533 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,534 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,541 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,541 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:17,541 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,571 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,571 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,571 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,585 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,585 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,585 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,585 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,585 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:17,585 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,606 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,606 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,606 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,621 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,622 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:17,622 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,629 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,629 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,629 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,636 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,636 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:17,636 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,657 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,658 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,658 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,664 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,665 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,665 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,668 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,668 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:17,668 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,674 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,674 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,675 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,738 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,738 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,738 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,756 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,756 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,756 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,774 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,774 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,774 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,792 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,792 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,792 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,810 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,810 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,810 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,828 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,829 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,829 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,851 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,851 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,851 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,871 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,871 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,871 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,927 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:17,928 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:17,928 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,050 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:18,050 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,050 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,068 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:18,069 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,069 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,095 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:18,095 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,095 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,100 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:18,100 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,100 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:18,180 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1168 states. [2024-05-30 16:21:18,180 INFO L212 cStratifiedReduction]: Copied states 204 times. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:18,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:18,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:18,182 INFO L78 Accepts]: Start accepts. Automaton has currently 1382 states, but on-demand construction may add more states Word has length 304 [2024-05-30 16:21:18,184 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:21:18,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-30 16:21:18,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:18,397 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:21:18,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:21:18,397 INFO L85 PathProgramCache]: Analyzing trace with hash -245896398, now seen corresponding path program 11 times [2024-05-30 16:21:18,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:21:18,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021424140] [2024-05-30 16:21:18,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:21:18,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:21:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 69 proven. 95 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-05-30 16:21:19,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:21:19,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021424140] [2024-05-30 16:21:19,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021424140] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:21:19,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225636323] [2024-05-30 16:21:19,322 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-30 16:21:19,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:19,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:21:19,331 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) [2024-05-30 16:21:19,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-30 16:21:19,582 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-05-30 16:21:19,582 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:21:19,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 25 conjunts are in the unsatisfiable core [2024-05-30 16:21:19,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:21:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 79 proven. 85 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-05-30 16:21:20,146 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:21:20,398 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-30 16:21:20,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-30 16:21:20,842 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 55 proven. 109 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-05-30 16:21:20,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225636323] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:21:20,842 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:21:20,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 55 [2024-05-30 16:21:20,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906751930] [2024-05-30 16:21:20,842 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:21:20,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-05-30 16:21:20,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:21:20,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-05-30 16:21:20,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=2489, Unknown=0, NotChecked=0, Total=2970 [2024-05-30 16:21:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:20,845 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:21:20,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 7.763636363636364) internal successors, (427), 55 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:20,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:20,846 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:21:21,666 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:21,666 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:21,666 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,682 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:21,682 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,682 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,712 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:21,712 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,712 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,744 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:21,744 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,744 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,783 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:21,783 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,783 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,816 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:21,816 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,816 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:21,816 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:21,816 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:21,816 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,134 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,135 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,135 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,154 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,155 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,155 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,225 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,225 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,225 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,229 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,229 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,229 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,352 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,352 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,352 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,375 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,375 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:22,375 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,445 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,446 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,446 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,468 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,468 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,468 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,468 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,468 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:22,469 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,505 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,505 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,505 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,549 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,549 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:22,549 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,567 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,567 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,567 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,579 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,580 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:22,580 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,635 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,635 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,635 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,647 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,647 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,647 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,653 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,653 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:22,653 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,664 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,664 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,664 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,780 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,780 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:22,780 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,784 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,784 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,784 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,795 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,795 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,795 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,805 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,806 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,806 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,817 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,817 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,817 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,827 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,828 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,828 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,839 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,839 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,839 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,857 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,857 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,857 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,870 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,870 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,870 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,870 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,870 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:22,870 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,904 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,904 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,904 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,912 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,913 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,913 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,940 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,940 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,940 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,941 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:22,941 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:22,941 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,010 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,010 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,010 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,018 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,018 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:23,018 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,050 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,050 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,050 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,063 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,064 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,064 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,064 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,064 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:23,064 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,084 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,085 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,085 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,247 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,247 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:23,247 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,273 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,273 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,273 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,280 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,280 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:23,280 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,301 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,301 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,302 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,308 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,309 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,309 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,313 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,313 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:23,313 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,319 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,319 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,319 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,384 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,384 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,384 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,402 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,402 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,402 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,432 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,432 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,433 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,464 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,464 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,464 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,481 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,482 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,482 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,500 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,500 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,500 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,523 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,523 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,523 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,542 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,543 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,543 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,599 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,600 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,600 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,721 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,721 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,721 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,740 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,740 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,740 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,766 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,766 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,766 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,770 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:23,770 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,771 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:23,817 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1183 states. [2024-05-30 16:21:23,818 INFO L212 cStratifiedReduction]: Copied states 204 times. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-30 16:21:23,818 INFO L78 Accepts]: Start accepts. Automaton has currently 1397 states, but on-demand construction may add more states Word has length 312 [2024-05-30 16:21:23,820 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:21:23,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-30 16:21:24,030 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,SelfDestructingSolverStorable13 [2024-05-30 16:21:24,031 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:21:24,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:21:24,031 INFO L85 PathProgramCache]: Analyzing trace with hash 200271682, now seen corresponding path program 12 times [2024-05-30 16:21:24,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:21:24,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985386753] [2024-05-30 16:21:24,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:21:24,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:21:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 46 proven. 37 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-30 16:21:24,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:21:24,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985386753] [2024-05-30 16:21:24,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985386753] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:21:24,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195096818] [2024-05-30 16:21:24,749 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-30 16:21:24,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:24,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:21:24,750 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) [2024-05-30 16:21:24,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-30 16:21:25,266 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-05-30 16:21:25,267 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:21:25,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-30 16:21:25,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:21:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 46 proven. 37 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-30 16:21:25,662 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:21:25,831 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 57 proven. 26 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-30 16:21:25,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195096818] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:21:25,831 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:21:25,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 22 [2024-05-30 16:21:25,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851551429] [2024-05-30 16:21:25,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:21:25,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-30 16:21:25,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:21:25,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-30 16:21:25,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=357, Unknown=0, NotChecked=0, Total=462 [2024-05-30 16:21:25,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:25,833 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:21:25,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 15.454545454545455) internal successors, (340), 22 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-30 16:21:25,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:25,834 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:21:26,377 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,378 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:26,378 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,393 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,394 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,394 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,423 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,424 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,424 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,455 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,455 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,455 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,492 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,492 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,493 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,525 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,526 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,526 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,526 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,526 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:26,526 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,604 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,604 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,605 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,619 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,619 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,619 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,676 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,676 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,676 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,679 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,680 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,680 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,800 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,800 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,800 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,822 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,822 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:26,822 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,894 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,894 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,894 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,917 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,918 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,918 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,918 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,918 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:26,918 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,955 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,955 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,955 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:26,996 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:26,997 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:26,997 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,014 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,015 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,015 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,027 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,028 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,028 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,086 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,086 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,086 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,254 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,254 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,254 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,260 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,261 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,261 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,272 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,272 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,272 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,424 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,424 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,425 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,429 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,429 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,429 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,440 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,440 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,440 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,450 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,450 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,450 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,461 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,461 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,461 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,471 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,472 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,472 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,483 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,483 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,483 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,500 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,501 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,501 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,513 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,514 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,514 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,514 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,514 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,514 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,547 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,547 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,547 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,555 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,555 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,555 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,582 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,582 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,582 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,583 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,583 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,583 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,651 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,651 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,651 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,659 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,659 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,659 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,690 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,690 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,690 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,704 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,704 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,704 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,704 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,704 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,704 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,725 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,725 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,725 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,741 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,741 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,741 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,748 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,748 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,748 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,755 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,755 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,755 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,777 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,777 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,777 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,784 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,785 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,785 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,789 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,789 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:27,789 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,795 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,795 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,795 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,860 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,860 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,860 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,878 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,878 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,878 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,896 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,896 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,896 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,915 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,915 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,915 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,933 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,933 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,934 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,952 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,952 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,952 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,975 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,975 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,975 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,995 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:27,995 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:27,995 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,052 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:28,052 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,052 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,173 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:28,174 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,174 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,225 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:28,225 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,225 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,251 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:28,251 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,251 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,256 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:28,256 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,256 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:28,334 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1203 states. [2024-05-30 16:21:28,334 INFO L212 cStratifiedReduction]: Copied states 204 times. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-30 16:21:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-30 16:21:28,335 INFO L78 Accepts]: Start accepts. Automaton has currently 1420 states, but on-demand construction may add more states Word has length 318 [2024-05-30 16:21:28,338 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:21:28,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-30 16:21:28,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:28,546 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:21:28,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:21:28,546 INFO L85 PathProgramCache]: Analyzing trace with hash 734047612, now seen corresponding path program 13 times [2024-05-30 16:21:28,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:21:28,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564377047] [2024-05-30 16:21:28,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:21:28,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:21:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:29,885 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 87 proven. 150 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-05-30 16:21:29,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:21:29,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564377047] [2024-05-30 16:21:29,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564377047] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:21:29,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [905697699] [2024-05-30 16:21:29,885 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-30 16:21:29,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:29,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:21:29,886 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) [2024-05-30 16:21:29,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-30 16:21:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:30,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-30 16:21:30,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:21:30,844 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 95 proven. 142 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-05-30 16:21:30,844 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:21:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 59 proven. 178 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-05-30 16:21:31,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [905697699] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:21:31,741 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:21:31,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 28, 30] total 76 [2024-05-30 16:21:31,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667504842] [2024-05-30 16:21:31,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:21:31,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2024-05-30 16:21:31,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:21:31,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2024-05-30 16:21:31,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=789, Invalid=4911, Unknown=0, NotChecked=0, Total=5700 [2024-05-30 16:21:31,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:31,745 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:21:31,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 6.421052631578948) internal successors, (488), 76 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:31,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:31,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:31,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-30 16:21:31,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-30 16:21:31,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:31,746 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:21:32,832 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:32,832 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:32,832 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,847 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:32,847 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,847 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,876 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:32,877 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,877 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,907 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:32,907 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,907 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,944 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:32,944 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,944 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,975 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:32,975 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,975 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:32,975 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:32,975 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:32,975 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,052 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,052 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,052 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,066 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,066 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,066 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,121 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,122 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,122 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,125 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,125 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,125 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,254 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,254 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,254 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,277 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,277 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:33,277 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,346 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,346 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,346 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,368 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,368 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,368 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,368 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,368 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:33,368 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,404 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,404 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,404 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,445 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,445 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:33,445 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,462 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,462 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,462 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,474 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,474 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:33,474 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,528 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,529 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,529 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,665 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,665 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,665 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,671 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,671 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:33,671 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,682 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,683 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,683 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,807 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,808 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:33,808 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,812 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,812 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,812 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,823 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,823 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,823 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,833 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,833 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,833 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,845 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,845 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,845 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,855 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,855 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,855 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,866 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,867 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,867 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,884 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,884 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,884 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,897 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,897 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,897 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,897 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,897 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:33,897 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,931 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,931 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,931 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,939 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,940 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,940 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,981 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,982 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,982 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,997 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:33,997 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:33,997 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,067 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,068 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,068 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,076 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,076 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:34,076 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,108 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,108 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,108 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,122 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,122 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,122 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,122 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,122 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:34,122 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,148 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,148 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,148 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,164 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,164 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:34,164 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,171 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,171 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,171 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,178 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,179 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:34,179 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,201 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,201 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,201 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,209 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,209 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,209 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,213 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,213 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:34,213 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,219 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,219 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,220 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,285 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,286 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,286 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,304 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,304 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,304 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,323 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,323 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,323 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,341 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,341 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,342 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,360 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,360 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,360 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,379 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,379 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,379 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,401 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,402 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,402 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,422 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,422 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,422 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,623 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,623 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,623 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,750 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,750 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,750 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,769 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,769 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,769 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,795 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,796 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,796 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,800 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:34,801 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,801 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:34,882 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1212 states. [2024-05-30 16:21:34,882 INFO L212 cStratifiedReduction]: Copied states 204 times. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-30 16:21:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-30 16:21:34,884 INFO L78 Accepts]: Start accepts. Automaton has currently 1429 states, but on-demand construction may add more states Word has length 326 [2024-05-30 16:21:34,886 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:21:34,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-30 16:21:35,092 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,SelfDestructingSolverStorable15 [2024-05-30 16:21:35,093 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:21:35,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:21:35,093 INFO L85 PathProgramCache]: Analyzing trace with hash 208031116, now seen corresponding path program 14 times [2024-05-30 16:21:35,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:21:35,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23943625] [2024-05-30 16:21:35,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:21:35,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:21:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 76 proven. 42 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2024-05-30 16:21:35,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:21:35,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23943625] [2024-05-30 16:21:35,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23943625] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:21:35,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389967868] [2024-05-30 16:21:35,787 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-30 16:21:35,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:35,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:21:35,801 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) [2024-05-30 16:21:35,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-30 16:21:36,048 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-30 16:21:36,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:21:36,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 804 conjuncts, 21 conjunts are in the unsatisfiable core [2024-05-30 16:21:36,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:21:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 63 proven. 55 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2024-05-30 16:21:36,338 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:21:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 76 proven. 42 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2024-05-30 16:21:36,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389967868] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:21:36,478 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:21:36,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-05-30 16:21:36,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483847057] [2024-05-30 16:21:36,479 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:21:36,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-30 16:21:36,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:21:36,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-30 16:21:36,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2024-05-30 16:21:36,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:36,480 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:21:36,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 14.5) internal successors, (319), 22 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:21:36,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-30 16:21:36,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-30 16:21:36,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-30 16:21:36,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:36,587 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:21:37,015 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,015 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:37,015 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,030 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,031 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,031 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,061 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,062 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,062 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,093 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,093 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,093 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,131 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,131 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,131 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,164 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,164 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,164 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,164 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,165 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:37,165 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,244 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,244 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,244 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,259 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,259 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,259 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,317 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,318 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,318 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,321 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,321 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,321 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,447 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,447 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,447 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,469 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,470 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:37,470 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,542 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,542 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,542 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,565 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,565 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,565 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,566 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,566 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:37,566 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,603 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,604 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,604 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,808 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,808 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:37,808 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,825 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,825 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,825 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,837 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,837 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:37,837 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,893 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,893 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,893 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,905 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,905 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,905 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,912 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,912 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:37,912 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,923 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:37,923 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:37,923 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,086 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,086 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:38,086 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,091 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,091 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,091 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,101 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,102 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,102 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,112 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,113 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,113 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,123 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,124 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,124 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,134 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,134 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,134 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,145 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,145 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,145 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,163 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,163 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,163 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,176 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,176 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,176 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,176 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,177 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:38,177 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,210 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,210 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,210 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,218 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,219 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,219 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,246 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,246 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,246 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,248 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,248 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,248 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,317 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,317 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,317 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,325 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,325 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:38,325 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,357 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,357 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,357 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,371 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,371 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,371 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,371 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,371 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:38,371 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,391 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,392 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,392 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,408 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,408 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:38,408 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,415 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,415 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,415 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,422 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,422 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:38,422 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,444 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,444 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,444 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,451 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,451 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,451 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,456 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,456 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:21:38,456 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,462 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,462 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,462 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,528 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,528 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,528 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,546 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,547 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,547 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,565 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,565 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,565 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,583 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,584 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,584 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,602 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,602 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,602 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,621 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,621 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,621 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,644 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,645 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,645 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,665 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,665 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,665 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,918 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:38,918 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:38,919 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,077 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:39,077 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,077 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,096 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:39,096 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,096 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,123 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:39,123 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,123 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,127 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:21:39,127 INFO L394 cStratifiedReduction]: Guessed abstraction level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,128 INFO L395 cStratifiedReduction]: Actual level: [~q2_back~0, ~q2_front~0, thread4Thread1of1ForFork2_~cond~3#1] [2024-05-30 16:21:39,190 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1232 states. [2024-05-30 16:21:39,190 INFO L212 cStratifiedReduction]: Copied states 204 times. [2024-05-30 16:21:39,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:21:39,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:39,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:21:39,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:39,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-30 16:21:39,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-30 16:21:39,191 INFO L78 Accepts]: Start accepts. Automaton has currently 1452 states, but on-demand construction may add more states Word has length 332 [2024-05-30 16:21:39,194 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:21:39,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-30 16:21:39,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-05-30 16:21:39,400 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:21:39,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:21:39,400 INFO L85 PathProgramCache]: Analyzing trace with hash -2125110318, now seen corresponding path program 15 times [2024-05-30 16:21:39,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:21:39,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174748998] [2024-05-30 16:21:39,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:21:39,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:21:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:21:40,364 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 116 proven. 189 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-05-30 16:21:40,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:21:40,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174748998] [2024-05-30 16:21:40,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174748998] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:21:40,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450943526] [2024-05-30 16:21:40,364 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-30 16:21:40,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:21:40,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:21:40,365 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-30 16:21:40,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-30 16:21:41,060 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-30 16:21:41,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:21:41,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 187 conjunts are in the unsatisfiable core [2024-05-30 16:21:41,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:21:43,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-05-30 16:21:44,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-30 16:21:44,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-30 16:21:45,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-30 16:21:45,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-30 16:21:51,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,430 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:21:51,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:21:51,437 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:21:51,453 INFO L349 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2024-05-30 16:21:51,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 21 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 182 treesize of output 70 [2024-05-30 16:21:51,625 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 24 proven. 361 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-30 16:21:51,626 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:22:11,790 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:22:11,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1010 treesize of output 674 [2024-05-30 16:22:12,343 INFO L349 Elim1Store]: treesize reduction 621, result has 19.8 percent of original size [2024-05-30 16:22:12,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 374565 treesize of output 356821 [2024-05-30 16:22:14,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:22:14,779 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:14,781 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:14,787 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:14,788 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:14,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:22:15,012 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:22:15,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 24 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 35 case distinctions, treesize of input 46663 treesize of output 32729 [2024-05-30 16:22:15,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:22:15,615 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:15,617 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:15,624 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:15,626 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:15,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:22:15,855 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:22:15,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 24 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 35 case distinctions, treesize of input 32255 treesize of output 29037 [2024-05-30 16:22:16,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:22:16,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:16,493 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:16,500 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:16,502 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:16,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:22:16,758 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:22:16,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 24 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 35 case distinctions, treesize of input 28691 treesize of output 27259 [2024-05-30 16:22:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:22:17,514 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:17,516 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:17,525 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:17,526 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-30 16:22:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-30 16:22:17,817 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:22:17,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 24 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 35 case distinctions, treesize of input 27017 treesize of output 20227 [2024-05-30 16:25:44,149 WARN L249 Executor]: External (MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-05-30 16:25:44,150 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-05-30 16:25:44,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 101 [2024-05-30 16:25:44,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-05-30 16:25:44,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-05-30 16:25:44,351 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:268) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:410) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:394) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:500) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:252) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:324) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:731) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:338) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:341) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:416) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 69 more [2024-05-30 16:25:44,355 INFO L158 Benchmark]: Toolchain (without parser) took 317803.36ms. Allocated memory was 248.5MB in the beginning and 5.0GB in the end (delta: 4.7GB). Free memory was 178.5MB in the beginning and 2.4GB in the end (delta: -2.3GB). Peak memory consumption was 3.4GB. Max. memory is 8.0GB. [2024-05-30 16:25:44,355 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 137.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 16:25:44,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.94ms. Allocated memory is still 248.5MB. Free memory was 178.2MB in the beginning and 164.9MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-30 16:25:44,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.55ms. Allocated memory is still 248.5MB. Free memory was 164.9MB in the beginning and 218.8MB in the end (delta: -53.9MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. [2024-05-30 16:25:44,356 INFO L158 Benchmark]: Boogie Preprocessor took 57.29ms. Allocated memory is still 248.5MB. Free memory was 218.8MB in the beginning and 216.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-30 16:25:44,356 INFO L158 Benchmark]: RCFGBuilder took 806.66ms. Allocated memory is still 248.5MB. Free memory was 216.1MB in the beginning and 165.3MB in the end (delta: 50.9MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. [2024-05-30 16:25:44,356 INFO L158 Benchmark]: TraceAbstraction took 316582.22ms. Allocated memory was 248.5MB in the beginning and 5.0GB in the end (delta: 4.7GB). Free memory was 163.7MB in the beginning and 2.4GB in the end (delta: -2.3GB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. [2024-05-30 16:25:44,357 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 137.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 300.94ms. Allocated memory is still 248.5MB. Free memory was 178.2MB in the beginning and 164.9MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.55ms. Allocated memory is still 248.5MB. Free memory was 164.9MB in the beginning and 218.8MB in the end (delta: -53.9MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 57.29ms. Allocated memory is still 248.5MB. Free memory was 218.8MB in the beginning and 216.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 806.66ms. Allocated memory is still 248.5MB. Free memory was 216.1MB in the beginning and 165.3MB in the end (delta: 50.9MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. * TraceAbstraction took 316582.22ms. Allocated memory was 248.5MB in the beginning and 5.0GB in the end (delta: 4.7GB). Free memory was 163.7MB in the beginning and 2.4GB in the end (delta: -2.3GB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-05-30 16:25:44,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 Received shutdown request...