./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-25.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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-25.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 8a0aa5268274913f166e3439344c11e1f55f1cae222bb90cd734b4386dad3afb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 06:13:22,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 06:13:22,732 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 06:13:22,738 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 06:13:22,739 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 06:13:22,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 06:13:22,763 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 06:13:22,763 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 06:13:22,764 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 06:13:22,765 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 06:13:22,765 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 06:13:22,765 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 06:13:22,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 06:13:22,766 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 06:13:22,766 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 06:13:22,766 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 06:13:22,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 06:13:22,767 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 06:13:22,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 06:13:22,767 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 06:13:22,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 06:13:22,771 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 06:13:22,771 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 06:13:22,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 06:13:22,771 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 06:13:22,771 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 06:13:22,772 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 06:13:22,772 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 06:13:22,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 06:13:22,772 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 06:13:22,772 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 06:13:22,772 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 06:13:22,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:13:22,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 06:13:22,773 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 06:13:22,773 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 06:13:22,773 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 06:13:22,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 06:13:22,774 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 06:13:22,774 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 06:13:22,776 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 06:13:22,776 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 06:13:22,776 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a0aa5268274913f166e3439344c11e1f55f1cae222bb90cd734b4386dad3afb [2024-10-24 06:13:22,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 06:13:23,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 06:13:23,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 06:13:23,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 06:13:23,027 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 06:13:23,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-25.i [2024-10-24 06:13:24,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 06:13:25,068 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 06:13:25,069 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-25.i [2024-10-24 06:13:25,078 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f088cc62e/ead80bb3ea7e4c048bec52d327d80305/FLAGc391b2409 [2024-10-24 06:13:25,387 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f088cc62e/ead80bb3ea7e4c048bec52d327d80305 [2024-10-24 06:13:25,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 06:13:25,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 06:13:25,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 06:13:25,396 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 06:13:25,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 06:13:25,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:25,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b58718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25, skipping insertion in model container [2024-10-24 06:13:25,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:25,452 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 06:13:25,615 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-25.i[916,929] [2024-10-24 06:13:25,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:13:25,734 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 06:13:25,744 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-25.i[916,929] [2024-10-24 06:13:25,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:13:25,848 INFO L204 MainTranslator]: Completed translation [2024-10-24 06:13:25,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25 WrapperNode [2024-10-24 06:13:25,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 06:13:25,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 06:13:25,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 06:13:25,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 06:13:25,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:25,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:25,990 INFO L138 Inliner]: procedures = 26, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 574 [2024-10-24 06:13:25,990 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 06:13:25,991 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 06:13:25,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 06:13:25,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 06:13:26,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,051 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,093 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]. [2024-10-24 06:13:26,093 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,112 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,131 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 06:13:26,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 06:13:26,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 06:13:26,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 06:13:26,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (1/1) ... [2024-10-24 06:13:26,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:13:26,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:13:26,187 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) [2024-10-24 06:13:26,197 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 [2024-10-24 06:13:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 06:13:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 06:13:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 06:13:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 06:13:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 06:13:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 06:13:26,344 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 06:13:26,346 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 06:13:26,895 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-10-24 06:13:26,896 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 06:13:26,941 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 06:13:26,943 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 06:13:26,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:13:26 BoogieIcfgContainer [2024-10-24 06:13:26,943 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 06:13:26,945 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 06:13:26,945 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 06:13:26,947 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 06:13:26,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 06:13:25" (1/3) ... [2024-10-24 06:13:26,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@673d3e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:13:26, skipping insertion in model container [2024-10-24 06:13:26,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:25" (2/3) ... [2024-10-24 06:13:26,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@673d3e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:13:26, skipping insertion in model container [2024-10-24 06:13:26,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:13:26" (3/3) ... [2024-10-24 06:13:26,950 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-25.i [2024-10-24 06:13:26,966 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 06:13:26,966 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 06:13:27,053 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 06:13:27,059 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;@5e8ce749, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 06:13:27,062 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 06:13:27,071 INFO L276 IsEmpty]: Start isEmpty. Operand has 228 states, 154 states have (on average 1.577922077922078) internal successors, (243), 155 states have internal predecessors, (243), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-10-24 06:13:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-24 06:13:27,111 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:27,116 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:27,117 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:27,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:27,125 INFO L85 PathProgramCache]: Analyzing trace with hash -535156199, now seen corresponding path program 1 times [2024-10-24 06:13:27,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:27,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211861386] [2024-10-24 06:13:27,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:27,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:27,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:27,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,106 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:28,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:28,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211861386] [2024-10-24 06:13:28,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211861386] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:28,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:28,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 06:13:28,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862839981] [2024-10-24 06:13:28,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:28,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 06:13:28,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:28,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 06:13:28,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:13:28,150 INFO L87 Difference]: Start difference. First operand has 228 states, 154 states have (on average 1.577922077922078) internal successors, (243), 155 states have internal predecessors, (243), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:28,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:28,222 INFO L93 Difference]: Finished difference Result 453 states and 839 transitions. [2024-10-24 06:13:28,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 06:13:28,225 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 454 [2024-10-24 06:13:28,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:28,240 INFO L225 Difference]: With dead ends: 453 [2024-10-24 06:13:28,241 INFO L226 Difference]: Without dead ends: 226 [2024-10-24 06:13:28,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:13:28,253 INFO L432 NwaCegarLoop]: 375 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, 375 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 [2024-10-24 06:13:28,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 375 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:28,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-10-24 06:13:28,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2024-10-24 06:13:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 153 states have (on average 1.542483660130719) internal successors, (236), 153 states have internal predecessors, (236), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-10-24 06:13:28,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 378 transitions. [2024-10-24 06:13:28,342 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 378 transitions. Word has length 454 [2024-10-24 06:13:28,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:28,345 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 378 transitions. [2024-10-24 06:13:28,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:28,345 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 378 transitions. [2024-10-24 06:13:28,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-24 06:13:28,359 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:28,360 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:28,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 06:13:28,361 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:28,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:28,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1765291003, now seen corresponding path program 1 times [2024-10-24 06:13:28,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:28,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382469024] [2024-10-24 06:13:28,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:28,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:28,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:28,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:28,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:28,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382469024] [2024-10-24 06:13:28,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382469024] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:28,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:28,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:28,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573249363] [2024-10-24 06:13:28,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:28,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:28,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:28,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:28,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:28,882 INFO L87 Difference]: Start difference. First operand 226 states and 378 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:28,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:28,956 INFO L93 Difference]: Finished difference Result 584 states and 980 transitions. [2024-10-24 06:13:28,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:28,956 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 455 [2024-10-24 06:13:28,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:28,960 INFO L225 Difference]: With dead ends: 584 [2024-10-24 06:13:28,960 INFO L226 Difference]: Without dead ends: 359 [2024-10-24 06:13:28,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:28,962 INFO L432 NwaCegarLoop]: 433 mSDtfsCounter, 218 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 796 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:28,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 796 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:28,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2024-10-24 06:13:28,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 356. [2024-10-24 06:13:28,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 270 states have (on average 1.5962962962962963) internal successors, (431), 271 states have internal predecessors, (431), 83 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2024-10-24 06:13:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 597 transitions. [2024-10-24 06:13:28,986 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 597 transitions. Word has length 455 [2024-10-24 06:13:28,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:28,987 INFO L471 AbstractCegarLoop]: Abstraction has 356 states and 597 transitions. [2024-10-24 06:13:28,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 597 transitions. [2024-10-24 06:13:28,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-24 06:13:28,994 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:28,994 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:28,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 06:13:28,994 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:28,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:28,995 INFO L85 PathProgramCache]: Analyzing trace with hash -2095947207, now seen corresponding path program 1 times [2024-10-24 06:13:28,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:28,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197258744] [2024-10-24 06:13:28,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:28,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:29,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:29,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:29,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:29,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,557 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:29,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:29,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197258744] [2024-10-24 06:13:29,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197258744] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:29,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:29,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:29,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795220946] [2024-10-24 06:13:29,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:29,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:29,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:29,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:29,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:29,561 INFO L87 Difference]: Start difference. First operand 356 states and 597 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:29,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:29,629 INFO L93 Difference]: Finished difference Result 1066 states and 1789 transitions. [2024-10-24 06:13:29,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:29,630 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 455 [2024-10-24 06:13:29,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:29,641 INFO L225 Difference]: With dead ends: 1066 [2024-10-24 06:13:29,641 INFO L226 Difference]: Without dead ends: 711 [2024-10-24 06:13:29,643 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:29,644 INFO L432 NwaCegarLoop]: 366 mSDtfsCounter, 247 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:29,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 728 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:29,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2024-10-24 06:13:29,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 705. [2024-10-24 06:13:29,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 705 states, 534 states have (on average 1.591760299625468) internal successors, (850), 536 states have internal predecessors, (850), 166 states have call successors, (166), 4 states have call predecessors, (166), 4 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2024-10-24 06:13:29,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 1182 transitions. [2024-10-24 06:13:29,717 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 1182 transitions. Word has length 455 [2024-10-24 06:13:29,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:29,718 INFO L471 AbstractCegarLoop]: Abstraction has 705 states and 1182 transitions. [2024-10-24 06:13:29,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:29,718 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1182 transitions. [2024-10-24 06:13:29,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-24 06:13:29,721 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:29,721 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:29,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 06:13:29,721 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:29,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:29,722 INFO L85 PathProgramCache]: Analyzing trace with hash 149632247, now seen corresponding path program 1 times [2024-10-24 06:13:29,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:29,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674105091] [2024-10-24 06:13:29,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:29,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:29,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:29,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:29,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,088 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:30,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:30,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674105091] [2024-10-24 06:13:30,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674105091] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:30,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:30,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:30,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191533924] [2024-10-24 06:13:30,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:30,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:30,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:30,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:30,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:30,091 INFO L87 Difference]: Start difference. First operand 705 states and 1182 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:30,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:30,152 INFO L93 Difference]: Finished difference Result 1421 states and 2372 transitions. [2024-10-24 06:13:30,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:30,153 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 455 [2024-10-24 06:13:30,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:30,157 INFO L225 Difference]: With dead ends: 1421 [2024-10-24 06:13:30,158 INFO L226 Difference]: Without dead ends: 717 [2024-10-24 06:13:30,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:30,160 INFO L432 NwaCegarLoop]: 416 mSDtfsCounter, 203 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 779 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:30,161 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 779 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:30,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2024-10-24 06:13:30,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 537. [2024-10-24 06:13:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 390 states have (on average 1.5692307692307692) internal successors, (612), 390 states have internal predecessors, (612), 142 states have call successors, (142), 4 states have call predecessors, (142), 4 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2024-10-24 06:13:30,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 896 transitions. [2024-10-24 06:13:30,197 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 896 transitions. Word has length 455 [2024-10-24 06:13:30,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:30,198 INFO L471 AbstractCegarLoop]: Abstraction has 537 states and 896 transitions. [2024-10-24 06:13:30,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 896 transitions. [2024-10-24 06:13:30,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-24 06:13:30,200 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:30,201 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:30,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 06:13:30,201 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:30,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:30,202 INFO L85 PathProgramCache]: Analyzing trace with hash -879727051, now seen corresponding path program 1 times [2024-10-24 06:13:30,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:30,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115599796] [2024-10-24 06:13:30,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:30,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:30,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:30,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115599796] [2024-10-24 06:13:30,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115599796] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:30,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:30,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:13:30,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612882262] [2024-10-24 06:13:30,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:30,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:13:30,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:30,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:13:30,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:13:30,720 INFO L87 Difference]: Start difference. First operand 537 states and 896 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:30,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:30,990 INFO L93 Difference]: Finished difference Result 1080 states and 1802 transitions. [2024-10-24 06:13:30,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 06:13:30,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 455 [2024-10-24 06:13:30,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:30,994 INFO L225 Difference]: With dead ends: 1080 [2024-10-24 06:13:30,994 INFO L226 Difference]: Without dead ends: 544 [2024-10-24 06:13:30,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:13:30,997 INFO L432 NwaCegarLoop]: 366 mSDtfsCounter, 236 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 942 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:30,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 942 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 06:13:31,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2024-10-24 06:13:31,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 538. [2024-10-24 06:13:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 391 states have (on average 1.567774936061381) internal successors, (613), 391 states have internal predecessors, (613), 142 states have call successors, (142), 4 states have call predecessors, (142), 4 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2024-10-24 06:13:31,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 897 transitions. [2024-10-24 06:13:31,031 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 897 transitions. Word has length 455 [2024-10-24 06:13:31,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:31,031 INFO L471 AbstractCegarLoop]: Abstraction has 538 states and 897 transitions. [2024-10-24 06:13:31,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 897 transitions. [2024-10-24 06:13:31,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-24 06:13:31,034 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:31,034 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:31,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 06:13:31,034 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:31,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:31,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1906845482, now seen corresponding path program 1 times [2024-10-24 06:13:31,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:31,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535891163] [2024-10-24 06:13:31,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:31,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:31,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,417 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:31,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:31,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535891163] [2024-10-24 06:13:31,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535891163] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:31,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:31,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:13:31,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888861718] [2024-10-24 06:13:31,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:31,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:13:31,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:31,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:13:31,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:13:31,420 INFO L87 Difference]: Start difference. First operand 538 states and 897 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:31,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:31,551 INFO L93 Difference]: Finished difference Result 1619 states and 2667 transitions. [2024-10-24 06:13:31,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 06:13:31,552 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 456 [2024-10-24 06:13:31,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:31,559 INFO L225 Difference]: With dead ends: 1619 [2024-10-24 06:13:31,559 INFO L226 Difference]: Without dead ends: 1082 [2024-10-24 06:13:31,562 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:13:31,562 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 583 mSDsluCounter, 851 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 1349 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:31,563 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [583 Valid, 1349 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 06:13:31,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1082 states. [2024-10-24 06:13:31,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1082 to 805. [2024-10-24 06:13:31,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 805 states, 616 states have (on average 1.5795454545454546) internal successors, (973), 618 states have internal predecessors, (973), 180 states have call successors, (180), 8 states have call predecessors, (180), 8 states have return successors, (180), 178 states have call predecessors, (180), 180 states have call successors, (180) [2024-10-24 06:13:31,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 1333 transitions. [2024-10-24 06:13:31,603 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 1333 transitions. Word has length 456 [2024-10-24 06:13:31,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:31,604 INFO L471 AbstractCegarLoop]: Abstraction has 805 states and 1333 transitions. [2024-10-24 06:13:31,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1333 transitions. [2024-10-24 06:13:31,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-24 06:13:31,606 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:31,607 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:31,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 06:13:31,607 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:31,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:31,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1947520232, now seen corresponding path program 1 times [2024-10-24 06:13:31,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:31,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552795057] [2024-10-24 06:13:31,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:31,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:31,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,138 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:32,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:32,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552795057] [2024-10-24 06:13:32,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552795057] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:32,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:32,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 06:13:32,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866619507] [2024-10-24 06:13:32,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:32,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 06:13:32,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:32,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 06:13:32,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:13:32,141 INFO L87 Difference]: Start difference. First operand 805 states and 1333 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:32,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:32,869 INFO L93 Difference]: Finished difference Result 2433 states and 4031 transitions. [2024-10-24 06:13:32,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 06:13:32,870 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 456 [2024-10-24 06:13:32,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:32,878 INFO L225 Difference]: With dead ends: 2433 [2024-10-24 06:13:32,879 INFO L226 Difference]: Without dead ends: 1629 [2024-10-24 06:13:32,881 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 06:13:32,882 INFO L432 NwaCegarLoop]: 762 mSDtfsCounter, 844 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 503 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 844 SdHoareTripleChecker+Valid, 2326 SdHoareTripleChecker+Invalid, 646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:32,882 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [844 Valid, 2326 Invalid, 646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 503 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 06:13:32,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1629 states. [2024-10-24 06:13:32,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1629 to 1609. [2024-10-24 06:13:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1609 states, 1232 states have (on average 1.577922077922078) internal successors, (1944), 1236 states have internal predecessors, (1944), 360 states have call successors, (360), 16 states have call predecessors, (360), 16 states have return successors, (360), 356 states have call predecessors, (360), 360 states have call successors, (360) [2024-10-24 06:13:32,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1609 states and 2664 transitions. [2024-10-24 06:13:32,964 INFO L78 Accepts]: Start accepts. Automaton has 1609 states and 2664 transitions. Word has length 456 [2024-10-24 06:13:32,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:33,001 INFO L471 AbstractCegarLoop]: Abstraction has 1609 states and 2664 transitions. [2024-10-24 06:13:33,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:33,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2664 transitions. [2024-10-24 06:13:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-24 06:13:33,005 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:33,005 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:33,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 06:13:33,005 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:33,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:33,006 INFO L85 PathProgramCache]: Analyzing trace with hash 610381345, now seen corresponding path program 1 times [2024-10-24 06:13:33,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:33,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536627105] [2024-10-24 06:13:33,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:33,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,601 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:33,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:33,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536627105] [2024-10-24 06:13:33,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536627105] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:33,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:33,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 06:13:33,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236441560] [2024-10-24 06:13:33,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:33,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 06:13:33,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:33,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 06:13:33,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:13:33,604 INFO L87 Difference]: Start difference. First operand 1609 states and 2664 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:33,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:33,895 INFO L93 Difference]: Finished difference Result 3209 states and 5311 transitions. [2024-10-24 06:13:33,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 06:13:33,896 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 456 [2024-10-24 06:13:33,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:33,905 INFO L225 Difference]: With dead ends: 3209 [2024-10-24 06:13:33,906 INFO L226 Difference]: Without dead ends: 1601 [2024-10-24 06:13:33,910 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 06:13:33,911 INFO L432 NwaCegarLoop]: 361 mSDtfsCounter, 373 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 721 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:33,911 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 721 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 06:13:33,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2024-10-24 06:13:34,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 1601. [2024-10-24 06:13:34,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1601 states, 1224 states have (on average 1.5555555555555556) internal successors, (1904), 1228 states have internal predecessors, (1904), 360 states have call successors, (360), 16 states have call predecessors, (360), 16 states have return successors, (360), 356 states have call predecessors, (360), 360 states have call successors, (360) [2024-10-24 06:13:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1601 states and 2624 transitions. [2024-10-24 06:13:34,034 INFO L78 Accepts]: Start accepts. Automaton has 1601 states and 2624 transitions. Word has length 456 [2024-10-24 06:13:34,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:34,034 INFO L471 AbstractCegarLoop]: Abstraction has 1601 states and 2624 transitions. [2024-10-24 06:13:34,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:34,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2624 transitions. [2024-10-24 06:13:34,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-10-24 06:13:34,037 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:34,037 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:34,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 06:13:34,038 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:34,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:34,038 INFO L85 PathProgramCache]: Analyzing trace with hash -357979531, now seen corresponding path program 1 times [2024-10-24 06:13:34,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:34,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48276816] [2024-10-24 06:13:34,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:34,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:35,307 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:35,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:35,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48276816] [2024-10-24 06:13:35,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48276816] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:35,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:35,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:13:35,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575677649] [2024-10-24 06:13:35,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:35,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:13:35,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:35,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:13:35,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:13:35,310 INFO L87 Difference]: Start difference. First operand 1601 states and 2624 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:35,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:35,878 INFO L93 Difference]: Finished difference Result 4724 states and 7690 transitions. [2024-10-24 06:13:35,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 06:13:35,879 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 457 [2024-10-24 06:13:35,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:35,895 INFO L225 Difference]: With dead ends: 4724 [2024-10-24 06:13:35,896 INFO L226 Difference]: Without dead ends: 3124 [2024-10-24 06:13:35,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:13:35,903 INFO L432 NwaCegarLoop]: 644 mSDtfsCounter, 701 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 1190 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:35,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 1190 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 06:13:35,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3124 states. [2024-10-24 06:13:36,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3124 to 3117. [2024-10-24 06:13:36,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3117 states, 2351 states have (on average 1.5312632922160783) internal successors, (3600), 2363 states have internal predecessors, (3600), 729 states have call successors, (729), 36 states have call predecessors, (729), 36 states have return successors, (729), 717 states have call predecessors, (729), 729 states have call successors, (729) [2024-10-24 06:13:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 3117 states and 5058 transitions. [2024-10-24 06:13:36,139 INFO L78 Accepts]: Start accepts. Automaton has 3117 states and 5058 transitions. Word has length 457 [2024-10-24 06:13:36,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:36,139 INFO L471 AbstractCegarLoop]: Abstraction has 3117 states and 5058 transitions. [2024-10-24 06:13:36,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 5058 transitions. [2024-10-24 06:13:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-10-24 06:13:36,143 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:36,143 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:36,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 06:13:36,144 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:36,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:36,144 INFO L85 PathProgramCache]: Analyzing trace with hash -373498249, now seen corresponding path program 1 times [2024-10-24 06:13:36,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:36,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161682627] [2024-10-24 06:13:36,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:36,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:36,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:37,018 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:37,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:37,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161682627] [2024-10-24 06:13:37,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161682627] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:37,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:37,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:13:37,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823735329] [2024-10-24 06:13:37,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:37,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:13:37,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:37,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:13:37,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:13:37,020 INFO L87 Difference]: Start difference. First operand 3117 states and 5058 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:37,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:37,466 INFO L93 Difference]: Finished difference Result 6743 states and 10915 transitions. [2024-10-24 06:13:37,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 06:13:37,467 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 457 [2024-10-24 06:13:37,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:37,520 INFO L225 Difference]: With dead ends: 6743 [2024-10-24 06:13:37,520 INFO L226 Difference]: Without dead ends: 3627 [2024-10-24 06:13:37,526 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:13:37,527 INFO L432 NwaCegarLoop]: 596 mSDtfsCounter, 456 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 1245 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:37,528 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 1245 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 06:13:37,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3627 states. [2024-10-24 06:13:37,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3627 to 3621. [2024-10-24 06:13:37,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3621 states, 2721 states have (on average 1.51414920984932) internal successors, (4120), 2737 states have internal predecessors, (4120), 855 states have call successors, (855), 44 states have call predecessors, (855), 44 states have return successors, (855), 839 states have call predecessors, (855), 855 states have call successors, (855) [2024-10-24 06:13:37,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3621 states and 5830 transitions. [2024-10-24 06:13:37,754 INFO L78 Accepts]: Start accepts. Automaton has 3621 states and 5830 transitions. Word has length 457 [2024-10-24 06:13:37,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:37,755 INFO L471 AbstractCegarLoop]: Abstraction has 3621 states and 5830 transitions. [2024-10-24 06:13:37,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:37,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3621 states and 5830 transitions. [2024-10-24 06:13:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2024-10-24 06:13:37,760 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:37,760 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:37,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 06:13:37,760 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:37,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:37,761 INFO L85 PathProgramCache]: Analyzing trace with hash 573259258, now seen corresponding path program 1 times [2024-10-24 06:13:37,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:37,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22535465] [2024-10-24 06:13:37,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:37,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:38,961 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:38,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:38,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22535465] [2024-10-24 06:13:38,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22535465] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:38,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:38,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 06:13:38,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262058653] [2024-10-24 06:13:38,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:38,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 06:13:38,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:38,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 06:13:38,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-24 06:13:38,967 INFO L87 Difference]: Start difference. First operand 3621 states and 5830 transitions. Second operand has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:46,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:46,544 INFO L93 Difference]: Finished difference Result 18913 states and 29880 transitions. [2024-10-24 06:13:46,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-24 06:13:46,545 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 458 [2024-10-24 06:13:46,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:46,624 INFO L225 Difference]: With dead ends: 18913 [2024-10-24 06:13:46,624 INFO L226 Difference]: Without dead ends: 15293 [2024-10-24 06:13:46,636 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2024-10-24 06:13:46,637 INFO L432 NwaCegarLoop]: 605 mSDtfsCounter, 2579 mSDsluCounter, 2501 mSDsCounter, 0 mSdLazyCounter, 2448 mSolverCounterSat, 1575 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2579 SdHoareTripleChecker+Valid, 3106 SdHoareTripleChecker+Invalid, 4023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1575 IncrementalHoareTripleChecker+Valid, 2448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:46,637 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2579 Valid, 3106 Invalid, 4023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1575 Valid, 2448 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-10-24 06:13:46,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15293 states. [2024-10-24 06:13:47,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15293 to 11984. [2024-10-24 06:13:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11984 states, 8650 states have (on average 1.4576878612716764) internal successors, (12609), 8732 states have internal predecessors, (12609), 3150 states have call successors, (3150), 183 states have call predecessors, (3150), 183 states have return successors, (3150), 3068 states have call predecessors, (3150), 3150 states have call successors, (3150) [2024-10-24 06:13:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11984 states to 11984 states and 18909 transitions. [2024-10-24 06:13:48,099 INFO L78 Accepts]: Start accepts. Automaton has 11984 states and 18909 transitions. Word has length 458 [2024-10-24 06:13:48,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:48,099 INFO L471 AbstractCegarLoop]: Abstraction has 11984 states and 18909 transitions. [2024-10-24 06:13:48,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:48,101 INFO L276 IsEmpty]: Start isEmpty. Operand 11984 states and 18909 transitions. [2024-10-24 06:13:48,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2024-10-24 06:13:48,113 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:48,113 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:48,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-24 06:13:48,114 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:48,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:48,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1959462652, now seen corresponding path program 1 times [2024-10-24 06:13:48,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:48,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442996278] [2024-10-24 06:13:48,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:48,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 162 proven. 48 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2024-10-24 06:13:49,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:49,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442996278] [2024-10-24 06:13:49,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442996278] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:13:49,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1373384740] [2024-10-24 06:13:49,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:49,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:13:49,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:13:49,589 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) [2024-10-24 06:13:49,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 06:13:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:49,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 06:13:49,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:13:50,244 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 5020 proven. 111 refuted. 0 times theorem prover too weak. 4809 trivial. 0 not checked. [2024-10-24 06:13:50,244 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:13:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 99 proven. 111 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2024-10-24 06:13:50,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1373384740] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 06:13:50,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 06:13:50,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 11 [2024-10-24 06:13:50,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356998260] [2024-10-24 06:13:50,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 06:13:50,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 06:13:50,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:50,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 06:13:50,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-10-24 06:13:50,838 INFO L87 Difference]: Start difference. First operand 11984 states and 18909 transitions. Second operand has 11 states, 11 states have (on average 21.0) internal successors, (231), 11 states have internal predecessors, (231), 4 states have call successors, (145), 2 states have call predecessors, (145), 4 states have return successors, (147), 4 states have call predecessors, (147), 4 states have call successors, (147) [2024-10-24 06:13:53,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:53,120 INFO L93 Difference]: Finished difference Result 25582 states and 39941 transitions. [2024-10-24 06:13:53,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-24 06:13:53,121 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 21.0) internal successors, (231), 11 states have internal predecessors, (231), 4 states have call successors, (145), 2 states have call predecessors, (145), 4 states have return successors, (147), 4 states have call predecessors, (147), 4 states have call successors, (147) Word has length 458 [2024-10-24 06:13:53,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:53,174 INFO L225 Difference]: With dead ends: 25582 [2024-10-24 06:13:53,174 INFO L226 Difference]: Without dead ends: 13673 [2024-10-24 06:13:53,205 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1079 GetRequests, 1053 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=235, Invalid=467, Unknown=0, NotChecked=0, Total=702 [2024-10-24 06:13:53,206 INFO L432 NwaCegarLoop]: 281 mSDtfsCounter, 989 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 570 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 990 SdHoareTripleChecker+Valid, 913 SdHoareTripleChecker+Invalid, 1119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:53,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [990 Valid, 913 Invalid, 1119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 570 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-24 06:13:53,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13673 states. [2024-10-24 06:13:54,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13673 to 13240. [2024-10-24 06:13:54,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13240 states, 9885 states have (on average 1.439453717754173) internal successors, (14229), 9980 states have internal predecessors, (14229), 3093 states have call successors, (3093), 261 states have call predecessors, (3093), 261 states have return successors, (3093), 2998 states have call predecessors, (3093), 3093 states have call successors, (3093) [2024-10-24 06:13:54,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13240 states to 13240 states and 20415 transitions. [2024-10-24 06:13:54,520 INFO L78 Accepts]: Start accepts. Automaton has 13240 states and 20415 transitions. Word has length 458 [2024-10-24 06:13:54,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:54,520 INFO L471 AbstractCegarLoop]: Abstraction has 13240 states and 20415 transitions. [2024-10-24 06:13:54,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 21.0) internal successors, (231), 11 states have internal predecessors, (231), 4 states have call successors, (145), 2 states have call predecessors, (145), 4 states have return successors, (147), 4 states have call predecessors, (147), 4 states have call successors, (147) [2024-10-24 06:13:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 13240 states and 20415 transitions. [2024-10-24 06:13:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-24 06:13:54,529 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:54,530 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:54,549 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 06:13:54,730 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,SelfDestructingSolverStorable11 [2024-10-24 06:13:54,731 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:54,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:54,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1241222097, now seen corresponding path program 1 times [2024-10-24 06:13:54,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:54,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729300180] [2024-10-24 06:13:54,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:54,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:13:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:13:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:13:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:13:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:13:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:13:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:13:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:13:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:13:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:13:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:13:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:13:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:13:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:13:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:13:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:13:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:13:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:13:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:13:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:13:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:13:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:13:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:13:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:13:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:13:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:13:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:13:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:13:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:13:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:13:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:13:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:13:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:13:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:13:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:13:55,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:55,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729300180] [2024-10-24 06:13:55,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729300180] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:55,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:55,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:55,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123443734] [2024-10-24 06:13:55,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:55,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:55,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:55,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:55,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:55,177 INFO L87 Difference]: Start difference. First operand 13240 states and 20415 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:13:57,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:57,556 INFO L93 Difference]: Finished difference Result 36504 states and 56211 transitions. [2024-10-24 06:13:57,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:57,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 461 [2024-10-24 06:13:57,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:57,634 INFO L225 Difference]: With dead ends: 36504 [2024-10-24 06:13:57,634 INFO L226 Difference]: Without dead ends: 23351 [2024-10-24 06:13:57,660 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:57,661 INFO L432 NwaCegarLoop]: 409 mSDtfsCounter, 210 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:57,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 761 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 06:13:57,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23351 states. [2024-10-24 06:14:00,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23351 to 23331. [2024-10-24 06:14:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23331 states, 17378 states have (on average 1.4286454137415123) internal successors, (24827), 17550 states have internal predecessors, (24827), 5488 states have call successors, (5488), 464 states have call predecessors, (5488), 464 states have return successors, (5488), 5316 states have call predecessors, (5488), 5488 states have call successors, (5488) [2024-10-24 06:14:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23331 states to 23331 states and 35803 transitions. [2024-10-24 06:14:00,435 INFO L78 Accepts]: Start accepts. Automaton has 23331 states and 35803 transitions. Word has length 461 [2024-10-24 06:14:00,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:14:00,436 INFO L471 AbstractCegarLoop]: Abstraction has 23331 states and 35803 transitions. [2024-10-24 06:14:00,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:14:00,436 INFO L276 IsEmpty]: Start isEmpty. Operand 23331 states and 35803 transitions. [2024-10-24 06:14:00,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-24 06:14:00,449 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:14:00,449 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:14:00,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 06:14:00,449 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:14:00,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:14:00,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1381770707, now seen corresponding path program 1 times [2024-10-24 06:14:00,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:14:00,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593844269] [2024-10-24 06:14:00,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:00,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:14:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:14:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:14:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:14:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:14:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:14:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:14:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:14:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:14:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:14:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:14:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:14:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:14:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:14:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:14:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:14:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:14:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:14:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:14:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:14:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:14:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:14:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:14:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:14:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:14:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:14:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:14:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:14:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:14:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:14:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:14:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:14:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:14:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:14:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:14:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:14:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:14:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:14:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:14:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:14:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:14:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:14:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:14:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:14:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:14:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:14:03,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:14:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:14:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:14:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:14:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:14:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:14:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:14:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:14:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:14:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:14:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:14:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:14:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:14:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:14:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:14:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:14:03,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:14:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:14:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:14:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:14:03,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:14:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:14:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:14:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:14:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:14:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:14:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:03,391 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-10-24 06:14:03,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:14:03,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593844269] [2024-10-24 06:14:03,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593844269] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:14:03,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:14:03,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:14:03,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325747055] [2024-10-24 06:14:03,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:14:03,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:14:03,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:14:03,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:14:03,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:14:03,394 INFO L87 Difference]: Start difference. First operand 23331 states and 35803 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:14:09,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:14:09,989 INFO L93 Difference]: Finished difference Result 56706 states and 87024 transitions. [2024-10-24 06:14:09,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 06:14:09,990 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 461 [2024-10-24 06:14:09,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:14:10,118 INFO L225 Difference]: With dead ends: 56706 [2024-10-24 06:14:10,119 INFO L226 Difference]: Without dead ends: 43553 [2024-10-24 06:14:10,151 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:14:10,152 INFO L432 NwaCegarLoop]: 744 mSDtfsCounter, 572 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 1285 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 06:14:10,152 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 1285 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 06:14:10,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43553 states. [2024-10-24 06:14:18,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43553 to 43513. [2024-10-24 06:14:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43513 states, 32364 states have (on average 1.4220430107526882) internal successors, (46023), 32690 states have internal predecessors, (46023), 10278 states have call successors, (10278), 870 states have call predecessors, (10278), 870 states have return successors, (10278), 9952 states have call predecessors, (10278), 10278 states have call successors, (10278) [2024-10-24 06:14:18,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43513 states to 43513 states and 66579 transitions. [2024-10-24 06:14:18,685 INFO L78 Accepts]: Start accepts. Automaton has 43513 states and 66579 transitions. Word has length 461 [2024-10-24 06:14:18,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:14:18,686 INFO L471 AbstractCegarLoop]: Abstraction has 43513 states and 66579 transitions. [2024-10-24 06:14:18,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-10-24 06:14:18,687 INFO L276 IsEmpty]: Start isEmpty. Operand 43513 states and 66579 transitions. [2024-10-24 06:14:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-24 06:14:18,708 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:14:18,708 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:14:18,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 06:14:18,709 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:14:18,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:14:18,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1461686634, now seen corresponding path program 1 times [2024-10-24 06:14:18,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:14:18,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009098148] [2024-10-24 06:14:18,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:18,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:14:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:14:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:14:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:14:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:14:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:14:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 06:14:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 06:14:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 06:14:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:14:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:14:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:14:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:14:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:14:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:14:20,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:14:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:14:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:14:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:14:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:14:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 06:14:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:14:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 06:14:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:14:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 06:14:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:14:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 06:14:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:14:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:14:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:14:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:14:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:14:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:14:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:14:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:14:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:14:20,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:14:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:14:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:14:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:14:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:14:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:14:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:14:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:14:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 06:14:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:14:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 06:14:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:14:20,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 06:14:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:14:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:14:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 06:14:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:14:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:14:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 06:14:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:14:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 06:14:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-24 06:14:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 06:14:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 06:14:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:14:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 06:14:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:14:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-24 06:14:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:14:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-24 06:14:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:14:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 06:14:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-24 06:14:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:14:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-24 06:14:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:14:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,733 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 162 proven. 48 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2024-10-24 06:14:20,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:14:20,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009098148] [2024-10-24 06:14:20,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009098148] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:14:20,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [715158905] [2024-10-24 06:14:20,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:20,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:14:20,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:14:20,736 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) [2024-10-24 06:14:20,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 06:14:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,086 INFO L255 TraceCheckSpWp]: Trace formula consists of 1055 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-10-24 06:14:21,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:14:28,211 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 7678 proven. 492 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-10-24 06:14:28,212 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:14:31,962 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 324 proven. 93 refuted. 0 times theorem prover too weak. 9523 trivial. 0 not checked. [2024-10-24 06:14:31,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [715158905] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 06:14:31,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 06:14:31,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 31, 24] total 65 [2024-10-24 06:14:31,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848150649] [2024-10-24 06:14:31,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 06:14:31,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-24 06:14:31,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:14:31,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-24 06:14:31,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=734, Invalid=3426, Unknown=0, NotChecked=0, Total=4160 [2024-10-24 06:14:31,968 INFO L87 Difference]: Start difference. First operand 43513 states and 66579 transitions. Second operand has 65 states, 64 states have (on average 5.09375) internal successors, (326), 63 states have internal predecessors, (326), 15 states have call successors, (213), 8 states have call predecessors, (213), 16 states have return successors, (213), 15 states have call predecessors, (213), 15 states have call successors, (213)