./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-46.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-46.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 8002c49fc66e6b6c8a3f89e66844a1a2124cda7b2159eda221508c18bec2ecdb --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 08:25:03,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 08:25:03,739 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 08:25:03,743 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 08:25:03,743 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 08:25:03,771 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 08:25:03,772 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 08:25:03,772 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 08:25:03,773 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 08:25:03,774 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 08:25:03,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 08:25:03,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 08:25:03,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 08:25:03,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 08:25:03,777 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 08:25:03,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 08:25:03,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 08:25:03,778 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 08:25:03,778 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 08:25:03,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 08:25:03,779 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 08:25:03,779 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 08:25:03,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 08:25:03,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 08:25:03,780 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 08:25:03,780 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 08:25:03,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 08:25:03,781 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 08:25:03,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 08:25:03,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 08:25:03,781 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 08:25:03,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 08:25:03,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:25:03,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 08:25:03,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 08:25:03,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 08:25:03,783 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 08:25:03,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 08:25:03,783 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 08:25:03,783 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 08:25:03,784 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 08:25:03,784 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 08:25:03,784 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8002c49fc66e6b6c8a3f89e66844a1a2124cda7b2159eda221508c18bec2ecdb [2024-10-14 08:25:03,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 08:25:04,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 08:25:04,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 08:25:04,032 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 08:25:04,036 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 08:25:04,037 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-46.i [2024-10-14 08:25:05,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 08:25:05,525 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 08:25:05,526 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-46.i [2024-10-14 08:25:05,534 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/643aaf6dc/df9afeeaa1fe437b986f2d749437694d/FLAG0f91064aa [2024-10-14 08:25:05,551 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/643aaf6dc/df9afeeaa1fe437b986f2d749437694d [2024-10-14 08:25:05,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 08:25:05,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 08:25:05,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 08:25:05,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 08:25:05,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 08:25:05,560 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:05,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78fc3518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05, skipping insertion in model container [2024-10-14 08:25:05,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:05,588 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 08:25:05,708 WARN L248 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-46.i[916,929] [2024-10-14 08:25:05,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:25:05,827 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 08:25:05,837 WARN L248 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-46.i[916,929] [2024-10-14 08:25:05,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:25:05,975 INFO L204 MainTranslator]: Completed translation [2024-10-14 08:25:05,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05 WrapperNode [2024-10-14 08:25:05,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 08:25:05,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 08:25:05,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 08:25:05,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 08:25:05,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:05,998 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,044 INFO L138 Inliner]: procedures = 26, calls = 78, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 519 [2024-10-14 08:25:06,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 08:25:06,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 08:25:06,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 08:25:06,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 08:25:06,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,067 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,101 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]. [2024-10-14 08:25:06,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,123 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 08:25:06,151 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 08:25:06,151 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 08:25:06,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 08:25:06,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (1/1) ... [2024-10-14 08:25:06,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:25:06,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:25:06,188 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) [2024-10-14 08:25:06,190 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 [2024-10-14 08:25:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 08:25:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 08:25:06,229 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 08:25:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 08:25:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 08:25:06,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 08:25:06,319 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 08:25:06,321 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 08:25:06,946 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-10-14 08:25:06,947 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 08:25:06,978 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 08:25:06,978 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 08:25:06,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:25:06 BoogieIcfgContainer [2024-10-14 08:25:06,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 08:25:06,980 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 08:25:06,980 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 08:25:06,983 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 08:25:06,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:25:05" (1/3) ... [2024-10-14 08:25:06,984 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@229202b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:25:06, skipping insertion in model container [2024-10-14 08:25:06,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:25:05" (2/3) ... [2024-10-14 08:25:06,985 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@229202b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:25:06, skipping insertion in model container [2024-10-14 08:25:06,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:25:06" (3/3) ... [2024-10-14 08:25:06,986 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-46.i [2024-10-14 08:25:06,999 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 08:25:06,999 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 08:25:07,056 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 08:25:07,063 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;@70c22f29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 08:25:07,064 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 08:25:07,069 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 139 states have (on average 1.5827338129496402) internal successors, (220), 140 states have internal predecessors, (220), 65 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2024-10-14 08:25:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2024-10-14 08:25:07,097 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:07,098 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:07,100 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:07,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:07,106 INFO L85 PathProgramCache]: Analyzing trace with hash 143047593, now seen corresponding path program 1 times [2024-10-14 08:25:07,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:07,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590425191] [2024-10-14 08:25:07,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:07,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:07,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:07,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590425191] [2024-10-14 08:25:07,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590425191] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:07,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:07,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 08:25:07,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869256566] [2024-10-14 08:25:07,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:07,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 08:25:07,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:07,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 08:25:07,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:25:07,946 INFO L87 Difference]: Start difference. First operand has 207 states, 139 states have (on average 1.5827338129496402) internal successors, (220), 140 states have internal predecessors, (220), 65 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) Second operand has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 states have internal predecessors, (89), 2 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 2 states have call successors, (65) [2024-10-14 08:25:08,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:08,003 INFO L93 Difference]: Finished difference Result 411 states and 763 transitions. [2024-10-14 08:25:08,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 08:25:08,006 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 states have internal predecessors, (89), 2 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 2 states have call successors, (65) Word has length 411 [2024-10-14 08:25:08,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:08,017 INFO L225 Difference]: With dead ends: 411 [2024-10-14 08:25:08,017 INFO L226 Difference]: Without dead ends: 205 [2024-10-14 08:25:08,023 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:25:08,026 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:08,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 336 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:25:08,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-10-14 08:25:08,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2024-10-14 08:25:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 138 states have (on average 1.5144927536231885) internal successors, (209), 138 states have internal predecessors, (209), 65 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2024-10-14 08:25:08,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 339 transitions. [2024-10-14 08:25:08,097 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 339 transitions. Word has length 411 [2024-10-14 08:25:08,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:08,098 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 339 transitions. [2024-10-14 08:25:08,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 states have internal predecessors, (89), 2 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 2 states have call successors, (65) [2024-10-14 08:25:08,098 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 339 transitions. [2024-10-14 08:25:08,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2024-10-14 08:25:08,111 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:08,112 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:08,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 08:25:08,112 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:08,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:08,113 INFO L85 PathProgramCache]: Analyzing trace with hash -826965162, now seen corresponding path program 1 times [2024-10-14 08:25:08,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:08,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638668976] [2024-10-14 08:25:08,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:08,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:08,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:08,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638668976] [2024-10-14 08:25:08,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638668976] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:08,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:08,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:25:08,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088560951] [2024-10-14 08:25:08,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:08,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:25:08,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:08,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:25:08,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:08,541 INFO L87 Difference]: Start difference. First operand 205 states and 339 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:08,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:08,697 INFO L93 Difference]: Finished difference Result 543 states and 901 transitions. [2024-10-14 08:25:08,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:25:08,699 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 412 [2024-10-14 08:25:08,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:08,705 INFO L225 Difference]: With dead ends: 543 [2024-10-14 08:25:08,706 INFO L226 Difference]: Without dead ends: 339 [2024-10-14 08:25:08,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:08,708 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 212 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 641 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:08,709 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 641 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 08:25:08,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-10-14 08:25:08,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 336. [2024-10-14 08:25:08,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 241 states have (on average 1.5560165975103735) internal successors, (375), 242 states have internal predecessors, (375), 92 states have call successors, (92), 2 states have call predecessors, (92), 2 states have return successors, (92), 91 states have call predecessors, (92), 92 states have call successors, (92) [2024-10-14 08:25:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 559 transitions. [2024-10-14 08:25:08,752 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 559 transitions. Word has length 412 [2024-10-14 08:25:08,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:08,755 INFO L471 AbstractCegarLoop]: Abstraction has 336 states and 559 transitions. [2024-10-14 08:25:08,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 559 transitions. [2024-10-14 08:25:08,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2024-10-14 08:25:08,761 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:08,762 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:08,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 08:25:08,762 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:08,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:08,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1873827238, now seen corresponding path program 1 times [2024-10-14 08:25:08,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:08,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394336102] [2024-10-14 08:25:08,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:08,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:08,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:08,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:08,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:09,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:09,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:09,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394336102] [2024-10-14 08:25:09,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394336102] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:09,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:09,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:25:09,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898044261] [2024-10-14 08:25:09,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:09,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:25:09,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:09,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:25:09,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:09,061 INFO L87 Difference]: Start difference. First operand 336 states and 559 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:09,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:09,132 INFO L93 Difference]: Finished difference Result 885 states and 1471 transitions. [2024-10-14 08:25:09,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:25:09,133 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 413 [2024-10-14 08:25:09,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:09,138 INFO L225 Difference]: With dead ends: 885 [2024-10-14 08:25:09,138 INFO L226 Difference]: Without dead ends: 550 [2024-10-14 08:25:09,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:09,140 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 172 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 657 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:09,140 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 657 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:25:09,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2024-10-14 08:25:09,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 546. [2024-10-14 08:25:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 403 states have (on average 1.5632754342431763) internal successors, (630), 406 states have internal predecessors, (630), 138 states have call successors, (138), 4 states have call predecessors, (138), 4 states have return successors, (138), 135 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-14 08:25:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 906 transitions. [2024-10-14 08:25:09,174 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 906 transitions. Word has length 413 [2024-10-14 08:25:09,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:09,175 INFO L471 AbstractCegarLoop]: Abstraction has 546 states and 906 transitions. [2024-10-14 08:25:09,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:09,175 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 906 transitions. [2024-10-14 08:25:09,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2024-10-14 08:25:09,179 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:09,179 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:09,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 08:25:09,180 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:09,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:09,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1577134556, now seen corresponding path program 1 times [2024-10-14 08:25:09,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:09,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081252795] [2024-10-14 08:25:09,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:09,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:09,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:09,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081252795] [2024-10-14 08:25:09,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081252795] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:09,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:09,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:25:09,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590692024] [2024-10-14 08:25:09,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:09,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:25:09,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:09,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:25:09,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:09,476 INFO L87 Difference]: Start difference. First operand 546 states and 906 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:09,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:09,548 INFO L93 Difference]: Finished difference Result 1620 states and 2684 transitions. [2024-10-14 08:25:09,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:25:09,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 413 [2024-10-14 08:25:09,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:09,555 INFO L225 Difference]: With dead ends: 1620 [2024-10-14 08:25:09,555 INFO L226 Difference]: Without dead ends: 1075 [2024-10-14 08:25:09,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:09,558 INFO L432 NwaCegarLoop]: 406 mSDtfsCounter, 323 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:09,558 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 728 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:25:09,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1075 states. [2024-10-14 08:25:09,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1075 to 1073. [2024-10-14 08:25:09,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1073 states, 788 states have (on average 1.5304568527918783) internal successors, (1206), 794 states have internal predecessors, (1206), 276 states have call successors, (276), 8 states have call predecessors, (276), 8 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-10-14 08:25:09,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1758 transitions. [2024-10-14 08:25:09,671 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1758 transitions. Word has length 413 [2024-10-14 08:25:09,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:09,672 INFO L471 AbstractCegarLoop]: Abstraction has 1073 states and 1758 transitions. [2024-10-14 08:25:09,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1758 transitions. [2024-10-14 08:25:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2024-10-14 08:25:09,678 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:09,679 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:09,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 08:25:09,679 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:09,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:09,680 INFO L85 PathProgramCache]: Analyzing trace with hash 875534682, now seen corresponding path program 1 times [2024-10-14 08:25:09,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:09,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743938876] [2024-10-14 08:25:09,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:09,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:09,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:09,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:09,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:09,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:09,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743938876] [2024-10-14 08:25:09,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743938876] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:09,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:09,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:25:09,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293973520] [2024-10-14 08:25:09,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:09,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:25:09,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:09,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:25:09,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:09,994 INFO L87 Difference]: Start difference. First operand 1073 states and 1758 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:10,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:10,075 INFO L93 Difference]: Finished difference Result 2248 states and 3692 transitions. [2024-10-14 08:25:10,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:25:10,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 413 [2024-10-14 08:25:10,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:10,083 INFO L225 Difference]: With dead ends: 2248 [2024-10-14 08:25:10,083 INFO L226 Difference]: Without dead ends: 1176 [2024-10-14 08:25:10,086 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:10,087 INFO L432 NwaCegarLoop]: 648 mSDtfsCounter, 326 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 966 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:10,087 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 966 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:25:10,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1176 states. [2024-10-14 08:25:10,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1176 to 1174. [2024-10-14 08:25:10,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1174 states, 889 states have (on average 1.532058492688414) internal successors, (1362), 895 states have internal predecessors, (1362), 276 states have call successors, (276), 8 states have call predecessors, (276), 8 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-10-14 08:25:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1174 states and 1914 transitions. [2024-10-14 08:25:10,161 INFO L78 Accepts]: Start accepts. Automaton has 1174 states and 1914 transitions. Word has length 413 [2024-10-14 08:25:10,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:10,162 INFO L471 AbstractCegarLoop]: Abstraction has 1174 states and 1914 transitions. [2024-10-14 08:25:10,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:10,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1914 transitions. [2024-10-14 08:25:10,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2024-10-14 08:25:10,166 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:10,167 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:10,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 08:25:10,167 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:10,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:10,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1627405194, now seen corresponding path program 1 times [2024-10-14 08:25:10,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:10,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289423882] [2024-10-14 08:25:10,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:10,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:10,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:10,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:10,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:10,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289423882] [2024-10-14 08:25:10,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289423882] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:10,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:10,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:25:10,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900914624] [2024-10-14 08:25:10,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:10,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:25:10,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:10,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:25:10,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:10,477 INFO L87 Difference]: Start difference. First operand 1174 states and 1914 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:10,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:10,555 INFO L93 Difference]: Finished difference Result 2353 states and 3839 transitions. [2024-10-14 08:25:10,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:25:10,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 414 [2024-10-14 08:25:10,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:10,562 INFO L225 Difference]: With dead ends: 2353 [2024-10-14 08:25:10,562 INFO L226 Difference]: Without dead ends: 1180 [2024-10-14 08:25:10,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:10,565 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 0 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:10,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 647 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:25:10,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1180 states. [2024-10-14 08:25:10,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1180 to 1180. [2024-10-14 08:25:10,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1180 states, 895 states have (on average 1.5284916201117318) internal successors, (1368), 901 states have internal predecessors, (1368), 276 states have call successors, (276), 8 states have call predecessors, (276), 8 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-10-14 08:25:10,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1920 transitions. [2024-10-14 08:25:10,635 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1920 transitions. Word has length 414 [2024-10-14 08:25:10,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:10,635 INFO L471 AbstractCegarLoop]: Abstraction has 1180 states and 1920 transitions. [2024-10-14 08:25:10,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:10,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1920 transitions. [2024-10-14 08:25:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:25:10,639 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:10,640 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:10,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 08:25:10,640 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:10,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:10,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1804540431, now seen corresponding path program 1 times [2024-10-14 08:25:10,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:10,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693386070] [2024-10-14 08:25:10,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:10,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:10,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:10,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693386070] [2024-10-14 08:25:10,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693386070] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:10,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:10,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:25:10,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186686928] [2024-10-14 08:25:10,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:10,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:25:10,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:10,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:25:10,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:25:10,933 INFO L87 Difference]: Start difference. First operand 1180 states and 1920 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:11,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:11,025 INFO L93 Difference]: Finished difference Result 2377 states and 3866 transitions. [2024-10-14 08:25:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:25:11,026 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 415 [2024-10-14 08:25:11,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:11,032 INFO L225 Difference]: With dead ends: 2377 [2024-10-14 08:25:11,032 INFO L226 Difference]: Without dead ends: 1198 [2024-10-14 08:25:11,035 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:25:11,037 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 5 mSDsluCounter, 658 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:11,037 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 993 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:25:11,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1198 states. [2024-10-14 08:25:11,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1198 to 1186. [2024-10-14 08:25:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1186 states, 901 states have (on average 1.528301886792453) internal successors, (1377), 907 states have internal predecessors, (1377), 276 states have call successors, (276), 8 states have call predecessors, (276), 8 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-10-14 08:25:11,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1186 states and 1929 transitions. [2024-10-14 08:25:11,107 INFO L78 Accepts]: Start accepts. Automaton has 1186 states and 1929 transitions. Word has length 415 [2024-10-14 08:25:11,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:11,108 INFO L471 AbstractCegarLoop]: Abstraction has 1186 states and 1929 transitions. [2024-10-14 08:25:11,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1929 transitions. [2024-10-14 08:25:11,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:25:11,115 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:11,115 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:11,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 08:25:11,116 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:11,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:11,116 INFO L85 PathProgramCache]: Analyzing trace with hash 134621615, now seen corresponding path program 1 times [2024-10-14 08:25:11,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:11,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923146228] [2024-10-14 08:25:11,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:11,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:11,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:11,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:11,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923146228] [2024-10-14 08:25:11,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923146228] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:11,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:11,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 08:25:11,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146554018] [2024-10-14 08:25:11,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:11,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 08:25:11,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:11,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 08:25:11,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:25:11,585 INFO L87 Difference]: Start difference. First operand 1186 states and 1929 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:12,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:12,065 INFO L93 Difference]: Finished difference Result 2899 states and 4700 transitions. [2024-10-14 08:25:12,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 08:25:12,065 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 415 [2024-10-14 08:25:12,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:12,075 INFO L225 Difference]: With dead ends: 2899 [2024-10-14 08:25:12,075 INFO L226 Difference]: Without dead ends: 1714 [2024-10-14 08:25:12,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-14 08:25:12,080 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 500 mSDsluCounter, 1004 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 1435 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:12,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [500 Valid, 1435 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 08:25:12,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1714 states. [2024-10-14 08:25:12,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1714 to 1706. [2024-10-14 08:25:12,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1706 states, 1277 states have (on average 1.5113547376664056) internal successors, (1930), 1287 states have internal predecessors, (1930), 414 states have call successors, (414), 14 states have call predecessors, (414), 14 states have return successors, (414), 404 states have call predecessors, (414), 414 states have call successors, (414) [2024-10-14 08:25:12,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1706 states and 2758 transitions. [2024-10-14 08:25:12,212 INFO L78 Accepts]: Start accepts. Automaton has 1706 states and 2758 transitions. Word has length 415 [2024-10-14 08:25:12,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:12,213 INFO L471 AbstractCegarLoop]: Abstraction has 1706 states and 2758 transitions. [2024-10-14 08:25:12,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2758 transitions. [2024-10-14 08:25:12,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:25:12,216 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:12,216 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:12,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 08:25:12,217 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:12,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:12,217 INFO L85 PathProgramCache]: Analyzing trace with hash 275170225, now seen corresponding path program 1 times [2024-10-14 08:25:12,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:12,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282244588] [2024-10-14 08:25:12,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:12,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:12,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:12,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:12,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:12,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282244588] [2024-10-14 08:25:12,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282244588] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:12,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:12,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:25:12,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638992033] [2024-10-14 08:25:12,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:12,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:25:12,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:12,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:25:12,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:12,623 INFO L87 Difference]: Start difference. First operand 1706 states and 2758 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:12,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:12,757 INFO L93 Difference]: Finished difference Result 5116 states and 8272 transitions. [2024-10-14 08:25:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:25:12,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 415 [2024-10-14 08:25:12,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:12,776 INFO L225 Difference]: With dead ends: 5116 [2024-10-14 08:25:12,776 INFO L226 Difference]: Without dead ends: 3411 [2024-10-14 08:25:12,782 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:12,783 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 201 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:12,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 668 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:25:12,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3411 states. [2024-10-14 08:25:13,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3411 to 3409. [2024-10-14 08:25:13,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3409 states, 2552 states have (on average 1.5070532915360502) internal successors, (3846), 2572 states have internal predecessors, (3846), 828 states have call successors, (828), 28 states have call predecessors, (828), 28 states have return successors, (828), 808 states have call predecessors, (828), 828 states have call successors, (828) [2024-10-14 08:25:13,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 3409 states and 5502 transitions. [2024-10-14 08:25:13,035 INFO L78 Accepts]: Start accepts. Automaton has 3409 states and 5502 transitions. Word has length 415 [2024-10-14 08:25:13,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:13,035 INFO L471 AbstractCegarLoop]: Abstraction has 3409 states and 5502 transitions. [2024-10-14 08:25:13,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:13,036 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 5502 transitions. [2024-10-14 08:25:13,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:25:13,039 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:13,039 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:13,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 08:25:13,039 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:13,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:13,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1413773517, now seen corresponding path program 1 times [2024-10-14 08:25:13,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:13,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797472950] [2024-10-14 08:25:13,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:13,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:13,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:13,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797472950] [2024-10-14 08:25:13,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797472950] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:13,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:13,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:25:13,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597500755] [2024-10-14 08:25:13,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:13,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:25:13,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:13,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:25:13,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:13,401 INFO L87 Difference]: Start difference. First operand 3409 states and 5502 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:13,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:13,802 INFO L93 Difference]: Finished difference Result 9633 states and 15554 transitions. [2024-10-14 08:25:13,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:25:13,802 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 415 [2024-10-14 08:25:13,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:13,830 INFO L225 Difference]: With dead ends: 9633 [2024-10-14 08:25:13,830 INFO L226 Difference]: Without dead ends: 6225 [2024-10-14 08:25:13,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:25:13,841 INFO L432 NwaCegarLoop]: 311 mSDtfsCounter, 201 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:13,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 604 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 08:25:13,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6225 states. [2024-10-14 08:25:14,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6225 to 3547. [2024-10-14 08:25:14,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3547 states, 2690 states have (on average 1.5211895910780668) internal successors, (4092), 2710 states have internal predecessors, (4092), 828 states have call successors, (828), 28 states have call predecessors, (828), 28 states have return successors, (828), 808 states have call predecessors, (828), 828 states have call successors, (828) [2024-10-14 08:25:14,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 3547 states and 5748 transitions. [2024-10-14 08:25:14,250 INFO L78 Accepts]: Start accepts. Automaton has 3547 states and 5748 transitions. Word has length 415 [2024-10-14 08:25:14,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:14,251 INFO L471 AbstractCegarLoop]: Abstraction has 3547 states and 5748 transitions. [2024-10-14 08:25:14,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:14,251 INFO L276 IsEmpty]: Start isEmpty. Operand 3547 states and 5748 transitions. [2024-10-14 08:25:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:25:14,256 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:14,256 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:14,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 08:25:14,256 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:14,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:14,257 INFO L85 PathProgramCache]: Analyzing trace with hash -990126795, now seen corresponding path program 1 times [2024-10-14 08:25:14,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:14,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980034586] [2024-10-14 08:25:14,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:14,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:14,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:15,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:15,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:15,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980034586] [2024-10-14 08:25:15,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980034586] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:15,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:15,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 08:25:15,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096684435] [2024-10-14 08:25:15,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:15,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 08:25:15,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:15,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 08:25:15,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-14 08:25:15,005 INFO L87 Difference]: Start difference. First operand 3547 states and 5748 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:16,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:16,563 INFO L93 Difference]: Finished difference Result 17678 states and 28648 transitions. [2024-10-14 08:25:16,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 08:25:16,564 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 415 [2024-10-14 08:25:16,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:16,615 INFO L225 Difference]: With dead ends: 17678 [2024-10-14 08:25:16,616 INFO L226 Difference]: Without dead ends: 14132 [2024-10-14 08:25:16,630 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-14 08:25:16,631 INFO L432 NwaCegarLoop]: 662 mSDtfsCounter, 1034 mSDsluCounter, 2883 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3545 SdHoareTripleChecker+Invalid, 692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:16,631 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1034 Valid, 3545 Invalid, 692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 08:25:16,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14132 states. [2024-10-14 08:25:17,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14132 to 6667. [2024-10-14 08:25:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6667 states, 5183 states have (on average 1.5259502218792205) internal successors, (7909), 5228 states have internal predecessors, (7909), 1429 states have call successors, (1429), 54 states have call predecessors, (1429), 54 states have return successors, (1429), 1384 states have call predecessors, (1429), 1429 states have call successors, (1429) [2024-10-14 08:25:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6667 states to 6667 states and 10767 transitions. [2024-10-14 08:25:17,717 INFO L78 Accepts]: Start accepts. Automaton has 6667 states and 10767 transitions. Word has length 415 [2024-10-14 08:25:17,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:17,718 INFO L471 AbstractCegarLoop]: Abstraction has 6667 states and 10767 transitions. [2024-10-14 08:25:17,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:17,722 INFO L276 IsEmpty]: Start isEmpty. Operand 6667 states and 10767 transitions. [2024-10-14 08:25:17,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:25:17,735 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:17,735 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:17,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 08:25:17,736 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:17,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:17,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1004017911, now seen corresponding path program 1 times [2024-10-14 08:25:17,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:17,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248062342] [2024-10-14 08:25:17,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:17,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:25:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:25:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:25:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:25:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:25:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:25:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:25:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:25:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:25:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:25:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:25:26,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:25:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:25:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:25:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:25:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:25:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:25:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:25:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:25:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:25:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:25:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:25:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:25:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:25:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:25:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:25:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:25:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:25:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:25:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:25:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:25:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:25:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:25:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:25:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:25:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:25:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:25:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:25:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:25:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:25:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:25:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:25:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:25:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:25:26,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:25:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:25:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:25:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:25:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:25:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:25:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:25:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:25:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:25:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:25:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:25:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:25:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:25:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:25:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:25:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:25:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:25:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:25:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:25:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:25:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:25:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:25:26,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:25:26,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:25:26,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248062342] [2024-10-14 08:25:26,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248062342] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:25:26,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:25:26,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 08:25:26,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810634336] [2024-10-14 08:25:26,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:25:26,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 08:25:26,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:25:26,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 08:25:26,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-14 08:25:26,503 INFO L87 Difference]: Start difference. First operand 6667 states and 10767 transitions. Second operand has 10 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:31,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:25:31,214 INFO L93 Difference]: Finished difference Result 23411 states and 37534 transitions. [2024-10-14 08:25:31,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 08:25:31,215 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 415 [2024-10-14 08:25:31,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:25:31,331 INFO L225 Difference]: With dead ends: 23411 [2024-10-14 08:25:31,331 INFO L226 Difference]: Without dead ends: 16791 [2024-10-14 08:25:31,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-10-14 08:25:31,369 INFO L432 NwaCegarLoop]: 372 mSDtfsCounter, 845 mSDsluCounter, 1986 mSDsCounter, 0 mSdLazyCounter, 819 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 2358 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-10-14 08:25:31,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 2358 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 819 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-10-14 08:25:31,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16791 states. [2024-10-14 08:25:34,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16791 to 16625. [2024-10-14 08:25:34,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16625 states, 12941 states have (on average 1.5145661077196506) internal successors, (19600), 13066 states have internal predecessors, (19600), 3509 states have call successors, (3509), 174 states have call predecessors, (3509), 174 states have return successors, (3509), 3384 states have call predecessors, (3509), 3509 states have call successors, (3509) [2024-10-14 08:25:34,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16625 states to 16625 states and 26618 transitions. [2024-10-14 08:25:34,613 INFO L78 Accepts]: Start accepts. Automaton has 16625 states and 26618 transitions. Word has length 415 [2024-10-14 08:25:34,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:25:34,614 INFO L471 AbstractCegarLoop]: Abstraction has 16625 states and 26618 transitions. [2024-10-14 08:25:34,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:25:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 16625 states and 26618 transitions. [2024-10-14 08:25:34,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:25:34,629 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:25:34,629 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:25:34,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 08:25:34,629 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:25:34,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:25:34,630 INFO L85 PathProgramCache]: Analyzing trace with hash -584329991, now seen corresponding path program 1 times [2024-10-14 08:25:34,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:25:34,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299772] [2024-10-14 08:25:34,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:25:34,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:25:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:26:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:26:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:26:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:26:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:26:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:26:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:26:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:26:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:26:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:26:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:26:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:26:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:26:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:26:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:26:06,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:26:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:26:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:26:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:26:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:26:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:26:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:26:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:26:06,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:26:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:26:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:26:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:26:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:26:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:26:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:26:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:26:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:26:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:26:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:26:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:26:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:26:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:26:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:26:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:26:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:26:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:26:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:26:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:26:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:26:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:26:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:26:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:26:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:26:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:26:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:26:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:26:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:26:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:26:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:26:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:26:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:26:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:26:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:26:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:26:06,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:26:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:26:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:26:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:26:06,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:26:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:26:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-10-14 08:26:06,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:26:06,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299772] [2024-10-14 08:26:06,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299772] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:26:06,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:26:06,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 08:26:06,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540591834] [2024-10-14 08:26:06,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:26:06,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 08:26:06,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:26:06,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 08:26:06,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 08:26:06,466 INFO L87 Difference]: Start difference. First operand 16625 states and 26618 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:26:13,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:26:13,494 INFO L93 Difference]: Finished difference Result 44345 states and 69809 transitions. [2024-10-14 08:26:13,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 08:26:13,495 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 415 [2024-10-14 08:26:13,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:26:13,591 INFO L225 Difference]: With dead ends: 44345 [2024-10-14 08:26:13,592 INFO L226 Difference]: Without dead ends: 27767 [2024-10-14 08:26:13,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 134 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-10-14 08:26:13,639 INFO L432 NwaCegarLoop]: 344 mSDtfsCounter, 183 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1339 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:26:13,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1339 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-14 08:26:13,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27767 states. [2024-10-14 08:26:17,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27767 to 23921. [2024-10-14 08:26:17,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23921 states, 18957 states have (on average 1.4998153716305322) internal successors, (28432), 19210 states have internal predecessors, (28432), 4533 states have call successors, (4533), 430 states have call predecessors, (4533), 430 states have return successors, (4533), 4280 states have call predecessors, (4533), 4533 states have call successors, (4533) [2024-10-14 08:26:17,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23921 states to 23921 states and 37498 transitions. [2024-10-14 08:26:17,970 INFO L78 Accepts]: Start accepts. Automaton has 23921 states and 37498 transitions. Word has length 415 [2024-10-14 08:26:17,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:26:17,970 INFO L471 AbstractCegarLoop]: Abstraction has 23921 states and 37498 transitions. [2024-10-14 08:26:17,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-10-14 08:26:17,971 INFO L276 IsEmpty]: Start isEmpty. Operand 23921 states and 37498 transitions. [2024-10-14 08:26:17,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:26:17,987 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:26:17,987 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:26:17,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 08:26:17,987 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:26:17,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:26:17,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1595447241, now seen corresponding path program 1 times [2024-10-14 08:26:17,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:26:17,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443754443] [2024-10-14 08:26:17,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:26:17,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:26:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:26:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:26:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:26:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:26:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:26:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:26:18,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:26:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:26:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:26:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:26:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:26:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:26:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:26:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:26:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:26:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:26:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:26:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:26:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:26:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 08:26:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:26:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:26:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:26:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 08:26:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:26:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 08:26:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:26:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 08:26:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:26:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:26:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-14 08:26:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:26:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 08:26:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-14 08:26:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-14 08:26:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-14 08:26:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:26:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:26:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:26:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:26:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:26:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:26:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:26:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-14 08:26:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:26:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:26:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:26:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:26:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-14 08:26:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:26:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:26:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:26:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 08:26:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:26:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 08:26:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:26:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 08:26:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:26:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:26:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:26:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:26:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:26:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 08:26:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:26:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-14 08:26:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 144 proven. 48 refuted. 0 times theorem prover too weak. 8128 trivial. 0 not checked. [2024-10-14 08:26:18,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:26:18,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443754443] [2024-10-14 08:26:18,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443754443] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:26:18,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1591237766] [2024-10-14 08:26:18,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:26:18,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:26:18,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:26:18,470 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) [2024-10-14 08:26:18,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 08:26:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:26:18,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 08:26:18,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:26:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 3232 proven. 48 refuted. 0 times theorem prover too weak. 5040 trivial. 0 not checked. [2024-10-14 08:26:18,969 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:26:19,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1591237766] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:26:19,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-14 08:26:19,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2024-10-14 08:26:19,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415796109] [2024-10-14 08:26:19,262 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-14 08:26:19,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 08:26:19,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:26:19,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 08:26:19,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-14 08:26:19,264 INFO L87 Difference]: Start difference. First operand 23921 states and 37498 transitions. Second operand has 6 states, 6 states have (on average 16.5) internal successors, (99), 6 states have internal predecessors, (99), 2 states have call successors, (81), 2 states have call predecessors, (81), 3 states have return successors, (81), 2 states have call predecessors, (81), 2 states have call successors, (81) [2024-10-14 08:26:25,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:26:25,706 INFO L93 Difference]: Finished difference Result 52391 states and 81880 transitions. [2024-10-14 08:26:25,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 08:26:25,707 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 6 states have internal predecessors, (99), 2 states have call successors, (81), 2 states have call predecessors, (81), 3 states have return successors, (81), 2 states have call predecessors, (81), 2 states have call successors, (81) Word has length 415 [2024-10-14 08:26:25,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:26:25,903 INFO L225 Difference]: With dead ends: 52391 [2024-10-14 08:26:25,903 INFO L226 Difference]: Without dead ends: 28517 [2024-10-14 08:26:25,944 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 596 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-10-14 08:26:25,945 INFO L432 NwaCegarLoop]: 242 mSDtfsCounter, 585 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 767 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:26:25,945 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [658 Valid, 767 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 572 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-14 08:26:25,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28517 states. [2024-10-14 08:26:28,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28517 to 14585. [2024-10-14 08:26:29,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14585 states, 11765 states have (on average 1.5192520186995324) internal successors, (17874), 11906 states have internal predecessors, (17874), 2577 states have call successors, (2577), 242 states have call predecessors, (2577), 242 states have return successors, (2577), 2436 states have call predecessors, (2577), 2577 states have call successors, (2577) [2024-10-14 08:26:29,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14585 states to 14585 states and 23028 transitions. [2024-10-14 08:26:29,058 INFO L78 Accepts]: Start accepts. Automaton has 14585 states and 23028 transitions. Word has length 415 [2024-10-14 08:26:29,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:26:29,059 INFO L471 AbstractCegarLoop]: Abstraction has 14585 states and 23028 transitions. [2024-10-14 08:26:29,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 6 states have internal predecessors, (99), 2 states have call successors, (81), 2 states have call predecessors, (81), 3 states have return successors, (81), 2 states have call predecessors, (81), 2 states have call successors, (81) [2024-10-14 08:26:29,059 INFO L276 IsEmpty]: Start isEmpty. Operand 14585 states and 23028 transitions. [2024-10-14 08:26:29,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-14 08:26:29,073 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:26:29,073 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:26:29,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-14 08:26:29,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-14 08:26:29,274 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:26:29,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:26:29,275 INFO L85 PathProgramCache]: Analyzing trace with hash 201094385, now seen corresponding path program 1 times [2024-10-14 08:26:29,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:26:29,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590473128] [2024-10-14 08:26:29,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:26:29,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:26:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 08:26:29,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [353625093] [2024-10-14 08:26:29,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:26:29,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:26:29,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:26:29,539 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) [2024-10-14 08:26:29,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process