./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0dc1ea3f6d575c3373292fe3183b9746ee1849ecfd8e379a22948351cc030925 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 20:28:51,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 20:28:51,819 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 20:28:51,827 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 20:28:51,827 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 20:28:51,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 20:28:51,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 20:28:51,854 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 20:28:51,855 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 20:28:51,855 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 20:28:51,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 20:28:51,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 20:28:51,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 20:28:51,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 20:28:51,861 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 20:28:51,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 20:28:51,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 20:28:51,862 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 20:28:51,862 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 20:28:51,863 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 20:28:51,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 20:28:51,864 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 20:28:51,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 20:28:51,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 20:28:51,865 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 20:28:51,865 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 20:28:51,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 20:28:51,866 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 20:28:51,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 20:28:51,867 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 20:28:51,868 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 20:28:51,868 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 20:28:51,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:28:51,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 20:28:51,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 20:28:51,869 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 20:28:51,869 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 20:28:51,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 20:28:51,870 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 20:28:51,870 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 20:28:51,870 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 20:28:51,871 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 20:28:51,871 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dc1ea3f6d575c3373292fe3183b9746ee1849ecfd8e379a22948351cc030925 [2024-11-08 20:28:52,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 20:28:52,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 20:28:52,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 20:28:52,145 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 20:28:52,146 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 20:28:52,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i [2024-11-08 20:28:53,589 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 20:28:53,828 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 20:28:53,828 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i [2024-11-08 20:28:53,846 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d29e7215/a788cf21ff5949f69567815ecaeeba1d/FLAG8b31d2ec8 [2024-11-08 20:28:54,165 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d29e7215/a788cf21ff5949f69567815ecaeeba1d [2024-11-08 20:28:54,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 20:28:54,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 20:28:54,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 20:28:54,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 20:28:54,177 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 20:28:54,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f06366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54, skipping insertion in model container [2024-11-08 20:28:54,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 20:28:54,413 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i[916,929] [2024-11-08 20:28:54,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:28:54,620 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 20:28:54,632 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i[916,929] [2024-11-08 20:28:54,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:28:54,723 INFO L204 MainTranslator]: Completed translation [2024-11-08 20:28:54,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54 WrapperNode [2024-11-08 20:28:54,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 20:28:54,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 20:28:54,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 20:28:54,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 20:28:54,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,751 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,806 INFO L138 Inliner]: procedures = 26, calls = 87, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 589 [2024-11-08 20:28:54,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 20:28:54,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 20:28:54,807 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 20:28:54,807 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 20:28:54,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,828 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,863 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 20:28:54,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,889 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,923 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 20:28:54,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 20:28:54,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 20:28:54,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 20:28:54,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (1/1) ... [2024-11-08 20:28:54,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:28:54,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:28:54,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 20:28:54,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 20:28:55,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 20:28:55,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 20:28:55,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 20:28:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 20:28:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 20:28:55,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 20:28:55,176 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 20:28:55,178 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 20:28:56,107 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 20:28:56,107 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 20:28:56,125 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 20:28:56,128 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 20:28:56,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:28:56 BoogieIcfgContainer [2024-11-08 20:28:56,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 20:28:56,131 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 20:28:56,133 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 20:28:56,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 20:28:56,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 08:28:54" (1/3) ... [2024-11-08 20:28:56,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f89b2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:28:56, skipping insertion in model container [2024-11-08 20:28:56,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:28:54" (2/3) ... [2024-11-08 20:28:56,141 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f89b2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:28:56, skipping insertion in model container [2024-11-08 20:28:56,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:28:56" (3/3) ... [2024-11-08 20:28:56,143 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-32.i [2024-11-08 20:28:56,159 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 20:28:56,160 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 20:28:56,250 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 20:28:56,258 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5b5b2518, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 20:28:56,259 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 20:28:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 243 states, 166 states have (on average 1.5481927710843373) internal successors, (257), 167 states have internal predecessors, (257), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-08 20:28:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-08 20:28:56,299 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:28:56,300 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:28:56,301 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:28:56,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:28:56,307 INFO L85 PathProgramCache]: Analyzing trace with hash -449951100, now seen corresponding path program 1 times [2024-11-08 20:28:56,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:28:56,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61461384] [2024-11-08 20:28:56,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:28:56,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:28:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:28:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:28:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:28:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:28:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:28:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:28:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:28:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:28:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:28:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:28:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:28:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:28:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:28:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:28:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:28:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:28:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:28:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:28:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:28:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:56,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:28:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:28:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:28:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:28:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:28:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:28:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:28:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:28:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:28:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:28:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:28:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:28:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:28:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:28:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:28:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:28:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:28:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:28:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:28:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:28:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:28:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:28:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:28:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:28:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:28:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:28:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:28:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:28:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:28:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:28:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:28:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:28:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:28:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:28:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:28:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:28:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:28:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:28:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:28:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:28:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:28:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:28:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:28:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:28:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:28:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:28:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:28:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:28:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:28:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:28:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:28:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:28:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:28:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:28:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:28:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:28:57,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:28:57,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61461384] [2024-11-08 20:28:57,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61461384] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:28:57,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:28:57,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 20:28:57,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970897747] [2024-11-08 20:28:57,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:28:57,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 20:28:57,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:28:57,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 20:28:57,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:28:57,350 INFO L87 Difference]: Start difference. First operand has 243 states, 166 states have (on average 1.5481927710843373) internal successors, (257), 167 states have internal predecessors, (257), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) Second operand has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:28:57,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:28:57,413 INFO L93 Difference]: Finished difference Result 479 states and 878 transitions. [2024-11-08 20:28:57,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 20:28:57,416 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) Word has length 466 [2024-11-08 20:28:57,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:28:57,430 INFO L225 Difference]: With dead ends: 479 [2024-11-08 20:28:57,431 INFO L226 Difference]: Without dead ends: 239 [2024-11-08 20:28:57,437 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:28:57,441 INFO L432 NwaCegarLoop]: 398 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:28:57,442 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:28:57,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2024-11-08 20:28:57,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 239. [2024-11-08 20:28:57,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 163 states have (on average 1.5337423312883436) internal successors, (250), 163 states have internal predecessors, (250), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-08 20:28:57,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 398 transitions. [2024-11-08 20:28:57,527 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 398 transitions. Word has length 466 [2024-11-08 20:28:57,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:28:57,528 INFO L471 AbstractCegarLoop]: Abstraction has 239 states and 398 transitions. [2024-11-08 20:28:57,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:28:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 398 transitions. [2024-11-08 20:28:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-08 20:28:57,551 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:28:57,552 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:28:57,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 20:28:57,552 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:28:57,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:28:57,553 INFO L85 PathProgramCache]: Analyzing trace with hash -352252868, now seen corresponding path program 1 times [2024-11-08 20:28:57,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:28:57,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848980198] [2024-11-08 20:28:57,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:28:57,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:28:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:28:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:28:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:28:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:28:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:28:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:28:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:28:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:28:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:28:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:28:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:28:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:28:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:28:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:28:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:28:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:28:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:28:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:28:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:28:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:28:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:28:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:28:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:28:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:28:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:28:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:28:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:28:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:28:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:28:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:28:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:28:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:28:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:28:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:28:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:28:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:28:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:57,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:28:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:28:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:28:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:28:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:28:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:28:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:28:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:28:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:28:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:28:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:28:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:28:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:28:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:28:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:28:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:28:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:28:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:28:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:28:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:28:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:28:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:28:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:28:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:28:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:28:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:28:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:28:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:28:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:28:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:28:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:28:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:28:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:28:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:28:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:28:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:28:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:28:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:28:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,113 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:28:58,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:28:58,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848980198] [2024-11-08 20:28:58,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848980198] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:28:58,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:28:58,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:28:58,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240354904] [2024-11-08 20:28:58,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:28:58,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:28:58,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:28:58,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:28:58,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:28:58,121 INFO L87 Difference]: Start difference. First operand 239 states and 398 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:28:58,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:28:58,211 INFO L93 Difference]: Finished difference Result 710 states and 1186 transitions. [2024-11-08 20:28:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:28:58,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 466 [2024-11-08 20:28:58,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:28:58,220 INFO L225 Difference]: With dead ends: 710 [2024-11-08 20:28:58,223 INFO L226 Difference]: Without dead ends: 474 [2024-11-08 20:28:58,224 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:28:58,225 INFO L432 NwaCegarLoop]: 473 mSDtfsCounter, 387 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:28:58,226 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 862 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:28:58,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2024-11-08 20:28:58,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 468. [2024-11-08 20:28:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 317 states have (on average 1.5331230283911672) internal successors, (486), 317 states have internal predecessors, (486), 148 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (148), 148 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-08 20:28:58,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 782 transitions. [2024-11-08 20:28:58,307 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 782 transitions. Word has length 466 [2024-11-08 20:28:58,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:28:58,310 INFO L471 AbstractCegarLoop]: Abstraction has 468 states and 782 transitions. [2024-11-08 20:28:58,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:28:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 782 transitions. [2024-11-08 20:28:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-08 20:28:58,317 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:28:58,317 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:28:58,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 20:28:58,320 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:28:58,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:28:58,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1373321222, now seen corresponding path program 1 times [2024-11-08 20:28:58,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:28:58,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666303626] [2024-11-08 20:28:58,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:28:58,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:28:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:28:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:28:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:28:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:28:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:28:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:28:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:28:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:28:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:28:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:28:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:28:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:28:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:28:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:28:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:28:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:28:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:28:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:28:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:28:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:28:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:28:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:28:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:28:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:28:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:28:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:28:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:28:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:28:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:28:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:28:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:28:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:28:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:28:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:28:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:28:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:28:58,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:28:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:28:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:28:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:28:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:28:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:28:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:28:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:28:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:28:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:28:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:28:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:28:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:28:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:28:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:28:58,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:28:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:28:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:28:58,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:28:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:28:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:28:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:28:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:28:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:28:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:28:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:28:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:28:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:28:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:28:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:28:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:28:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:28:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:28:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:28:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:28:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:28:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:28:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:28:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:28:58,918 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:28:58,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:28:58,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666303626] [2024-11-08 20:28:58,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666303626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:28:58,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:28:58,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:28:58,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065214811] [2024-11-08 20:28:58,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:28:58,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:28:58,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:28:58,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:28:58,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:28:58,938 INFO L87 Difference]: Start difference. First operand 468 states and 782 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:28:59,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:28:59,037 INFO L93 Difference]: Finished difference Result 1398 states and 2340 transitions. [2024-11-08 20:28:59,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:28:59,038 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 466 [2024-11-08 20:28:59,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:28:59,050 INFO L225 Difference]: With dead ends: 1398 [2024-11-08 20:28:59,051 INFO L226 Difference]: Without dead ends: 933 [2024-11-08 20:28:59,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:28:59,055 INFO L432 NwaCegarLoop]: 394 mSDtfsCounter, 232 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:28:59,056 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 782 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:28:59,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2024-11-08 20:28:59,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 929. [2024-11-08 20:28:59,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 929 states, 628 states have (on average 1.5318471337579618) internal successors, (962), 628 states have internal predecessors, (962), 296 states have call successors, (296), 4 states have call predecessors, (296), 4 states have return successors, (296), 296 states have call predecessors, (296), 296 states have call successors, (296) [2024-11-08 20:28:59,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1554 transitions. [2024-11-08 20:28:59,199 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1554 transitions. Word has length 466 [2024-11-08 20:28:59,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:28:59,204 INFO L471 AbstractCegarLoop]: Abstraction has 929 states and 1554 transitions. [2024-11-08 20:28:59,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:28:59,204 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1554 transitions. [2024-11-08 20:28:59,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-08 20:28:59,212 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:28:59,212 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:28:59,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 20:28:59,213 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:28:59,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:28:59,213 INFO L85 PathProgramCache]: Analyzing trace with hash 401686140, now seen corresponding path program 1 times [2024-11-08 20:28:59,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:28:59,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695698770] [2024-11-08 20:28:59,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:28:59,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:28:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:29:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:29:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:29:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:29:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:29:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:29:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:29:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:29:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:29:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:29:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:29:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:29:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:29:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:29:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:29:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:29:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:29:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:29:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:29:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:29:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:29:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:29:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:29:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:29:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:29:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:29:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:29:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:29:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:29:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:29:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:29:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:29:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:29:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:29:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:29:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:29:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:29:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:29:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:29:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:29:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:29:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:29:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:29:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:29:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:29:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:29:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:29:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:29:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:29:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:29:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:29:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:29:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:29:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:29:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:29:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:29:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:29:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:29:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:29:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:29:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:29:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:29:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:29:00,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:29:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:29:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:29:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:29:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:29:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:29:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:29:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:29:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:29:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:29:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:29:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:00,797 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:29:00,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:29:00,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695698770] [2024-11-08 20:29:00,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695698770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:29:00,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:29:00,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 20:29:00,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130524840] [2024-11-08 20:29:00,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:29:00,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 20:29:00,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:29:00,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 20:29:00,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-08 20:29:00,801 INFO L87 Difference]: Start difference. First operand 929 states and 1554 transitions. Second operand has 10 states, 10 states have (on average 9.9) internal successors, (99), 10 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:29:03,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:29:03,822 INFO L93 Difference]: Finished difference Result 5223 states and 8775 transitions. [2024-11-08 20:29:03,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 20:29:03,824 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 10 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) Word has length 466 [2024-11-08 20:29:03,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:29:03,850 INFO L225 Difference]: With dead ends: 5223 [2024-11-08 20:29:03,850 INFO L226 Difference]: Without dead ends: 4297 [2024-11-08 20:29:03,856 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-08 20:29:03,857 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 2824 mSDsluCounter, 1617 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 535 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2824 SdHoareTripleChecker+Valid, 2048 SdHoareTripleChecker+Invalid, 1886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 535 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-08 20:29:03,857 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2824 Valid, 2048 Invalid, 1886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [535 Valid, 1351 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-08 20:29:03,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4297 states. [2024-11-08 20:29:04,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4297 to 3241. [2024-11-08 20:29:04,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3241 states, 2448 states have (on average 1.619281045751634) internal successors, (3964), 2456 states have internal predecessors, (3964), 776 states have call successors, (776), 16 states have call predecessors, (776), 16 states have return successors, (776), 768 states have call predecessors, (776), 776 states have call successors, (776) [2024-11-08 20:29:04,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 3241 states and 5516 transitions. [2024-11-08 20:29:04,238 INFO L78 Accepts]: Start accepts. Automaton has 3241 states and 5516 transitions. Word has length 466 [2024-11-08 20:29:04,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:29:04,241 INFO L471 AbstractCegarLoop]: Abstraction has 3241 states and 5516 transitions. [2024-11-08 20:29:04,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 10 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:29:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 5516 transitions. [2024-11-08 20:29:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-08 20:29:04,251 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:29:04,251 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:29:04,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 20:29:04,252 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:29:04,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:29:04,252 INFO L85 PathProgramCache]: Analyzing trace with hash 824387966, now seen corresponding path program 1 times [2024-11-08 20:29:04,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:29:04,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39242916] [2024-11-08 20:29:04,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:04,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:29:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:29:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:29:04,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:29:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:29:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:29:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:29:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:29:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:29:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:29:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:29:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:29:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:29:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:29:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:29:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:29:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:29:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:29:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:29:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:29:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:29:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:29:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:29:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:29:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:29:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:29:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:29:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:29:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:29:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:29:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:29:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:29:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:29:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:29:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:29:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:29:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:29:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:29:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:29:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:29:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:29:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:29:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:29:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:29:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:29:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:29:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:29:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:29:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:29:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:29:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:04,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:29:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:29:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:29:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:29:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:29:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:29:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:29:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:29:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:29:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:29:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:29:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:29:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:29:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:29:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:29:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:29:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:29:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:29:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:29:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:29:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:29:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:29:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:29:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:29:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:29:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,143 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 42 proven. 177 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-08 20:29:05,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:29:05,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39242916] [2024-11-08 20:29:05,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39242916] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 20:29:05,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000515417] [2024-11-08 20:29:05,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:05,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 20:29:05,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:29:05,147 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 20:29:05,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 20:29:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:05,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 1043 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 20:29:05,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 20:29:06,596 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 4545 proven. 63 refuted. 0 times theorem prover too weak. 6196 trivial. 0 not checked. [2024-11-08 20:29:06,598 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 20:29:07,278 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 156 proven. 63 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-08 20:29:07,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2000515417] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 20:29:07,278 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 20:29:07,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 7] total 15 [2024-11-08 20:29:07,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167732266] [2024-11-08 20:29:07,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 20:29:07,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-08 20:29:07,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:29:07,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-08 20:29:07,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-08 20:29:07,283 INFO L87 Difference]: Start difference. First operand 3241 states and 5516 transitions. Second operand has 15 states, 15 states have (on average 18.133333333333333) internal successors, (272), 15 states have internal predecessors, (272), 6 states have call successors, (222), 3 states have call predecessors, (222), 6 states have return successors, (222), 6 states have call predecessors, (222), 6 states have call successors, (222) [2024-11-08 20:29:12,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:29:12,378 INFO L93 Difference]: Finished difference Result 13797 states and 22861 transitions. [2024-11-08 20:29:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-11-08 20:29:12,379 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 18.133333333333333) internal successors, (272), 15 states have internal predecessors, (272), 6 states have call successors, (222), 3 states have call predecessors, (222), 6 states have return successors, (222), 6 states have call predecessors, (222), 6 states have call successors, (222) Word has length 466 [2024-11-08 20:29:12,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:29:12,450 INFO L225 Difference]: With dead ends: 13797 [2024-11-08 20:29:12,451 INFO L226 Difference]: Without dead ends: 10559 [2024-11-08 20:29:12,470 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1158 GetRequests, 1082 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2244 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1292, Invalid=4714, Unknown=0, NotChecked=0, Total=6006 [2024-11-08 20:29:12,471 INFO L432 NwaCegarLoop]: 572 mSDtfsCounter, 3505 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 3182 mSolverCounterSat, 1985 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3523 SdHoareTripleChecker+Valid, 3407 SdHoareTripleChecker+Invalid, 5167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1985 IncrementalHoareTripleChecker+Valid, 3182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-08 20:29:12,472 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3523 Valid, 3407 Invalid, 5167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1985 Valid, 3182 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-08 20:29:12,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10559 states. [2024-11-08 20:29:13,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10559 to 7391. [2024-11-08 20:29:13,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7391 states, 5077 states have (on average 1.5062044514477053) internal successors, (7647), 5111 states have internal predecessors, (7647), 2215 states have call successors, (2215), 98 states have call predecessors, (2215), 98 states have return successors, (2215), 2181 states have call predecessors, (2215), 2215 states have call successors, (2215) [2024-11-08 20:29:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7391 states to 7391 states and 12077 transitions. [2024-11-08 20:29:13,490 INFO L78 Accepts]: Start accepts. Automaton has 7391 states and 12077 transitions. Word has length 466 [2024-11-08 20:29:13,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:29:13,492 INFO L471 AbstractCegarLoop]: Abstraction has 7391 states and 12077 transitions. [2024-11-08 20:29:13,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 18.133333333333333) internal successors, (272), 15 states have internal predecessors, (272), 6 states have call successors, (222), 3 states have call predecessors, (222), 6 states have return successors, (222), 6 states have call predecessors, (222), 6 states have call successors, (222) [2024-11-08 20:29:13,493 INFO L276 IsEmpty]: Start isEmpty. Operand 7391 states and 12077 transitions. [2024-11-08 20:29:13,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:29:13,503 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:29:13,503 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:29:13,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 20:29:13,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 20:29:13,708 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:29:13,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:29:13,709 INFO L85 PathProgramCache]: Analyzing trace with hash 94955134, now seen corresponding path program 1 times [2024-11-08 20:29:13,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:29:13,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996039796] [2024-11-08 20:29:13,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:13,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:29:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:29:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:29:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:29:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:29:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:29:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:29:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:29:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:29:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:29:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:29:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:29:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:29:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:29:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:29:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:29:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:29:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:29:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:29:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:29:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:29:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:29:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:29:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:29:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:29:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:29:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:29:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:29:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:29:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:29:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:29:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:29:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:29:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:29:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:29:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:29:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:29:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:29:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:29:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:29:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:29:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:29:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:29:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:29:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:29:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:29:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:29:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:29:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:29:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:29:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:29:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:29:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:29:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:29:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:29:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:29:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:29:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:29:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:29:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:29:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:29:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:29:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:29:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:29:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:29:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:29:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:29:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:29:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:29:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:29:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:29:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:29:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:29:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:29:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:29:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:14,728 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:29:14,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:29:14,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996039796] [2024-11-08 20:29:14,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996039796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:29:14,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:29:14,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:29:14,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924589184] [2024-11-08 20:29:14,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:29:14,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:29:14,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:29:14,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:29:14,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:29:14,733 INFO L87 Difference]: Start difference. First operand 7391 states and 12077 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:29:15,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:29:15,988 INFO L93 Difference]: Finished difference Result 20909 states and 34123 transitions. [2024-11-08 20:29:15,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:29:15,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 468 [2024-11-08 20:29:15,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:29:16,096 INFO L225 Difference]: With dead ends: 20909 [2024-11-08 20:29:16,096 INFO L226 Difference]: Without dead ends: 13544 [2024-11-08 20:29:16,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:29:16,125 INFO L432 NwaCegarLoop]: 576 mSDtfsCounter, 500 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 20:29:16,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [500 Valid, 957 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 20:29:16,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13544 states. [2024-11-08 20:29:17,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13544 to 13339. [2024-11-08 20:29:17,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13339 states, 9169 states have (on average 1.489039153669975) internal successors, (13653), 9247 states have internal predecessors, (13653), 3983 states have call successors, (3983), 186 states have call predecessors, (3983), 186 states have return successors, (3983), 3905 states have call predecessors, (3983), 3983 states have call successors, (3983) [2024-11-08 20:29:17,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13339 states to 13339 states and 21619 transitions. [2024-11-08 20:29:17,897 INFO L78 Accepts]: Start accepts. Automaton has 13339 states and 21619 transitions. Word has length 468 [2024-11-08 20:29:17,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:29:17,898 INFO L471 AbstractCegarLoop]: Abstraction has 13339 states and 21619 transitions. [2024-11-08 20:29:17,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:29:17,899 INFO L276 IsEmpty]: Start isEmpty. Operand 13339 states and 21619 transitions. [2024-11-08 20:29:17,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:29:17,905 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:29:17,906 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:29:17,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 20:29:17,906 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:29:17,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:29:17,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1116023488, now seen corresponding path program 1 times [2024-11-08 20:29:17,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:29:17,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128858962] [2024-11-08 20:29:17,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:17,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:29:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:29:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:29:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:29:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:29:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:29:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:29:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:29:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:29:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:29:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:29:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:29:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:29:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:29:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:29:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:29:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:29:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:29:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:29:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:29:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:29:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:29:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:29:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:29:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:29:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:29:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:29:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:29:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:29:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:29:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:29:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:29:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:29:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:29:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:29:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:29:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:29:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:29:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:29:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:29:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:29:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:29:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:29:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:29:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:29:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:29:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:29:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:29:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:29:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:29:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:29:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:29:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:29:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:29:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:29:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:29:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:29:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:29:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:29:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:29:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:29:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:29:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:29:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:29:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:29:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:29:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:29:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:29:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:29:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:29:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:29:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:29:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:29:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:29:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:29:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:19,741 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:29:19,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:29:19,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128858962] [2024-11-08 20:29:19,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128858962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:29:19,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:29:19,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 20:29:19,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276139818] [2024-11-08 20:29:19,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:29:19,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 20:29:19,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:29:19,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 20:29:19,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-08 20:29:19,746 INFO L87 Difference]: Start difference. First operand 13339 states and 21619 transitions. Second operand has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 11 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:29:27,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:29:27,239 INFO L93 Difference]: Finished difference Result 42907 states and 69025 transitions. [2024-11-08 20:29:27,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 20:29:27,240 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 11 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 468 [2024-11-08 20:29:27,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:29:27,410 INFO L225 Difference]: With dead ends: 42907 [2024-11-08 20:29:27,411 INFO L226 Difference]: Without dead ends: 36481 [2024-11-08 20:29:27,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2024-11-08 20:29:27,453 INFO L432 NwaCegarLoop]: 437 mSDtfsCounter, 1608 mSDsluCounter, 3223 mSDsCounter, 0 mSdLazyCounter, 2004 mSolverCounterSat, 555 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 3660 SdHoareTripleChecker+Invalid, 2559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 555 IncrementalHoareTripleChecker+Valid, 2004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-08 20:29:27,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1608 Valid, 3660 Invalid, 2559 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [555 Valid, 2004 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-08 20:29:27,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36481 states. [2024-11-08 20:29:30,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36481 to 21825. [2024-11-08 20:29:30,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21825 states, 15668 states have (on average 1.5136584120500383) internal successors, (23716), 15825 states have internal predecessors, (23716), 5809 states have call successors, (5809), 347 states have call predecessors, (5809), 347 states have return successors, (5809), 5652 states have call predecessors, (5809), 5809 states have call successors, (5809) [2024-11-08 20:29:30,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21825 states to 21825 states and 35334 transitions. [2024-11-08 20:29:30,920 INFO L78 Accepts]: Start accepts. Automaton has 21825 states and 35334 transitions. Word has length 468 [2024-11-08 20:29:30,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:29:30,921 INFO L471 AbstractCegarLoop]: Abstraction has 21825 states and 35334 transitions. [2024-11-08 20:29:30,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 11 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:29:30,921 INFO L276 IsEmpty]: Start isEmpty. Operand 21825 states and 35334 transitions. [2024-11-08 20:29:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:29:30,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:29:30,930 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:29:30,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 20:29:30,930 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:29:30,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:29:30,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1334878206, now seen corresponding path program 1 times [2024-11-08 20:29:30,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:29:30,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324485551] [2024-11-08 20:29:30,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:30,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:29:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:29:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:29:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:29:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:29:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:29:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:29:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:29:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:29:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:29:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:29:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:29:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:29:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:29:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:29:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:29:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:29:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:29:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:29:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:29:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:29:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:29:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:29:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:29:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:29:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:29:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:29:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:29:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:29:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:29:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:29:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:29:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:29:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:29:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:29:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:29:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:29:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:29:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:29:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:29:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:29:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:29:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:29:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:29:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:29:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:29:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:29:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:29:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:29:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:29:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:29:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:29:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:29:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:29:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:29:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:29:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:29:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:29:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:29:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:29:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:29:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:29:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:29:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:29:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:29:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:29:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:29:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:29:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:29:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:29:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:29:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:29:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:29:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:29:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:29:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 153 proven. 66 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-08 20:29:31,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:29:31,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324485551] [2024-11-08 20:29:31,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324485551] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 20:29:31,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445926298] [2024-11-08 20:29:31,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:31,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 20:29:31,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:29:31,622 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 20:29:31,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 20:29:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:31,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 20:29:31,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 20:29:32,189 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 4663 proven. 66 refuted. 0 times theorem prover too weak. 6075 trivial. 0 not checked. [2024-11-08 20:29:32,189 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 20:29:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 153 proven. 66 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-08 20:29:32,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445926298] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 20:29:32,599 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 20:29:32,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-08 20:29:32,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973702033] [2024-11-08 20:29:32,600 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 20:29:32,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 20:29:32,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:29:32,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 20:29:32,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 20:29:32,603 INFO L87 Difference]: Start difference. First operand 21825 states and 35334 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 2 states have call successors, (96), 2 states have call predecessors, (96), 4 states have return successors, (97), 2 states have call predecessors, (97), 2 states have call successors, (97) [2024-11-08 20:29:33,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:29:33,568 INFO L93 Difference]: Finished difference Result 27991 states and 45537 transitions. [2024-11-08 20:29:33,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 20:29:33,569 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 2 states have call successors, (96), 2 states have call predecessors, (96), 4 states have return successors, (97), 2 states have call predecessors, (97), 2 states have call successors, (97) Word has length 468 [2024-11-08 20:29:33,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:29:33,607 INFO L225 Difference]: With dead ends: 27991 [2024-11-08 20:29:33,607 INFO L226 Difference]: Without dead ends: 3791 [2024-11-08 20:29:33,668 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1090 GetRequests, 1080 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-08 20:29:33,669 INFO L432 NwaCegarLoop]: 311 mSDtfsCounter, 243 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 20:29:33,671 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 784 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 20:29:33,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3791 states. [2024-11-08 20:29:34,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3791 to 3717. [2024-11-08 20:29:34,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3717 states, 2708 states have (on average 1.4977843426883308) internal successors, (4056), 2729 states have internal predecessors, (4056), 941 states have call successors, (941), 67 states have call predecessors, (941), 67 states have return successors, (941), 920 states have call predecessors, (941), 941 states have call successors, (941) [2024-11-08 20:29:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3717 states and 5938 transitions. [2024-11-08 20:29:34,172 INFO L78 Accepts]: Start accepts. Automaton has 3717 states and 5938 transitions. Word has length 468 [2024-11-08 20:29:34,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:29:34,174 INFO L471 AbstractCegarLoop]: Abstraction has 3717 states and 5938 transitions. [2024-11-08 20:29:34,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 2 states have call successors, (96), 2 states have call predecessors, (96), 4 states have return successors, (97), 2 states have call predecessors, (97), 2 states have call successors, (97) [2024-11-08 20:29:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3717 states and 5938 transitions. [2024-11-08 20:29:34,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2024-11-08 20:29:34,178 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:29:34,179 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:29:34,198 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 20:29:34,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-08 20:29:34,384 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:29:34,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:29:34,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1521356727, now seen corresponding path program 1 times [2024-11-08 20:29:34,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:29:34,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368613350] [2024-11-08 20:29:34,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:34,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:29:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:29:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:29:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:29:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:29:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:29:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:29:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:29:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:29:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:29:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:29:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:29:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:29:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:29:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:29:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:29:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:29:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:29:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:29:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:29:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:29:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:29:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:29:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:29:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:29:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:29:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:29:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:29:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:29:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:29:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:29:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:29:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:29:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:29:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:29:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:29:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:29:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:29:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:29:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:29:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:29:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:29:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:29:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:29:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:29:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:29:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:29:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:29:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:34,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:29:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:29:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:29:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:29:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:29:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:29:35,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:29:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:29:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:29:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:29:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:29:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:29:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:29:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:29:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:29:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:29:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:29:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:29:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:29:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:29:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:29:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:29:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:29:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:29:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:29:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:29:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:29:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 162 proven. 57 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-08 20:29:35,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:29:35,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368613350] [2024-11-08 20:29:35,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368613350] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 20:29:35,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1591449524] [2024-11-08 20:29:35,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:35,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 20:29:35,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:29:35,144 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 20:29:35,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 20:29:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:35,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 1050 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 20:29:35,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 20:29:35,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 4306 proven. 108 refuted. 0 times theorem prover too weak. 6390 trivial. 0 not checked. [2024-11-08 20:29:35,698 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 20:29:36,061 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 162 proven. 57 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-08 20:29:36,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1591449524] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 20:29:36,061 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 20:29:36,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 12 [2024-11-08 20:29:36,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424924542] [2024-11-08 20:29:36,062 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 20:29:36,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 20:29:36,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:29:36,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 20:29:36,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-08 20:29:36,064 INFO L87 Difference]: Start difference. First operand 3717 states and 5938 transitions. Second operand has 12 states, 12 states have (on average 13.166666666666666) internal successors, (158), 12 states have internal predecessors, (158), 3 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) [2024-11-08 20:29:37,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:29:37,693 INFO L93 Difference]: Finished difference Result 9887 states and 15729 transitions. [2024-11-08 20:29:37,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-08 20:29:37,694 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.166666666666666) internal successors, (158), 12 states have internal predecessors, (158), 3 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) Word has length 469 [2024-11-08 20:29:37,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:29:37,726 INFO L225 Difference]: With dead ends: 9887 [2024-11-08 20:29:37,726 INFO L226 Difference]: Without dead ends: 6225 [2024-11-08 20:29:37,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1114 GetRequests, 1080 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2024-11-08 20:29:37,741 INFO L432 NwaCegarLoop]: 486 mSDtfsCounter, 1038 mSDsluCounter, 1538 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 2024 SdHoareTripleChecker+Invalid, 1758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 1294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 20:29:37,741 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1094 Valid, 2024 Invalid, 1758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [464 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 20:29:37,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6225 states. [2024-11-08 20:29:38,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6225 to 4219. [2024-11-08 20:29:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4219 states, 3194 states have (on average 1.493425172197871) internal successors, (4770), 3215 states have internal predecessors, (4770), 941 states have call successors, (941), 83 states have call predecessors, (941), 83 states have return successors, (941), 920 states have call predecessors, (941), 941 states have call successors, (941) [2024-11-08 20:29:38,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 4219 states and 6652 transitions. [2024-11-08 20:29:38,354 INFO L78 Accepts]: Start accepts. Automaton has 4219 states and 6652 transitions. Word has length 469 [2024-11-08 20:29:38,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:29:38,355 INFO L471 AbstractCegarLoop]: Abstraction has 4219 states and 6652 transitions. [2024-11-08 20:29:38,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.166666666666666) internal successors, (158), 12 states have internal predecessors, (158), 3 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) [2024-11-08 20:29:38,355 INFO L276 IsEmpty]: Start isEmpty. Operand 4219 states and 6652 transitions. [2024-11-08 20:29:38,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2024-11-08 20:29:38,359 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:29:38,360 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:29:38,379 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 20:29:38,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 20:29:38,561 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:29:38,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:29:38,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1251556812, now seen corresponding path program 1 times [2024-11-08 20:29:38,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:29:38,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17553549] [2024-11-08 20:29:38,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:38,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:29:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:29:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:29:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:29:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:29:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:29:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:29:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:29:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:29:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:29:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:29:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:29:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:29:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 20:29:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:29:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 20:29:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:29:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 20:29:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 20:29:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 20:29:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 20:29:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:29:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:29:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:29:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:29:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 20:29:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:29:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 20:29:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:29:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 20:29:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:29:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 20:29:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:29:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 20:29:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:29:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 20:29:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 20:29:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 20:29:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 20:29:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 20:29:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:29:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:29:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-08 20:29:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 20:29:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-08 20:29:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 20:29:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-08 20:29:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 20:29:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:29:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 20:29:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:29:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 20:29:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:29:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:29:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:29:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:29:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:29:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:29:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:29:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:29:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:29:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:29:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:29:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-08 20:29:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-08 20:29:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-08 20:29:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-08 20:29:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-08 20:29:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-08 20:29:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-08 20:29:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 20:29:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-08 20:29:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 20:29:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-08 20:29:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-08 20:29:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 231 proven. 201 refuted. 0 times theorem prover too weak. 10372 trivial. 0 not checked. [2024-11-08 20:29:39,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:29:39,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17553549] [2024-11-08 20:29:39,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17553549] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 20:29:39,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127415659] [2024-11-08 20:29:39,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:29:39,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 20:29:39,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:29:39,629 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 20:29:39,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 20:29:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:29:39,967 INFO L255 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 20:29:39,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 20:29:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 7463 proven. 525 refuted. 0 times theorem prover too weak. 2816 trivial. 0 not checked. [2024-11-08 20:29:42,395 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 20:29:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 429 proven. 429 refuted. 0 times theorem prover too weak. 9946 trivial. 0 not checked. [2024-11-08 20:29:49,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127415659] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 20:29:49,962 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 20:29:49,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 20, 19] total 41 [2024-11-08 20:29:49,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950282365] [2024-11-08 20:29:49,962 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 20:29:49,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-08 20:29:49,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:29:49,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-08 20:29:49,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=1280, Unknown=0, NotChecked=0, Total=1640 [2024-11-08 20:29:49,965 INFO L87 Difference]: Start difference. First operand 4219 states and 6652 transitions. Second operand has 41 states, 41 states have (on average 6.487804878048781) internal successors, (266), 41 states have internal predecessors, (266), 13 states have call successors, (164), 6 states have call predecessors, (164), 14 states have return successors, (166), 13 states have call predecessors, (166), 13 states have call successors, (166)