./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-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-80.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 966ea2a538a0dd4c2c006f74d4b4efc854ff5cb08807c191240adc70e2bc9a84 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 08:28:38,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 08:28:39,019 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 08:28:39,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 08:28:39,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 08:28:39,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 08:28:39,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 08:28:39,058 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 08:28:39,058 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 08:28:39,059 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 08:28:39,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 08:28:39,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 08:28:39,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 08:28:39,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 08:28:39,062 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 08:28:39,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 08:28:39,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 08:28:39,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 08:28:39,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 08:28:39,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 08:28:39,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 08:28:39,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 08:28:39,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 08:28:39,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 08:28:39,068 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 08:28:39,068 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 08:28:39,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 08:28:39,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 08:28:39,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 08:28:39,069 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 08:28:39,069 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 08:28:39,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 08:28:39,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:28:39,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 08:28:39,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 08:28:39,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 08:28:39,071 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 08:28:39,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 08:28:39,071 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 08:28:39,072 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 08:28:39,072 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 08:28:39,072 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 08:28:39,072 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 966ea2a538a0dd4c2c006f74d4b4efc854ff5cb08807c191240adc70e2bc9a84 [2024-10-14 08:28:39,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 08:28:39,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 08:28:39,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 08:28:39,345 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 08:28:39,345 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 08:28:39,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-80.i [2024-10-14 08:28:40,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 08:28:40,940 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 08:28:40,941 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-80.i [2024-10-14 08:28:40,956 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe40d590c/9d495f2e6af44cc3a6729ccb2a947739/FLAG0ece8766f [2024-10-14 08:28:40,989 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe40d590c/9d495f2e6af44cc3a6729ccb2a947739 [2024-10-14 08:28:40,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 08:28:40,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 08:28:40,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 08:28:40,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 08:28:41,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 08:28:41,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:28:40" (1/1) ... [2024-10-14 08:28:41,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a1e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41, skipping insertion in model container [2024-10-14 08:28:41,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:28:40" (1/1) ... [2024-10-14 08:28:41,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 08:28:41,175 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-80.i[916,929] [2024-10-14 08:28:41,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:28:41,350 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 08:28:41,362 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-80.i[916,929] [2024-10-14 08:28:41,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:28:41,446 INFO L204 MainTranslator]: Completed translation [2024-10-14 08:28:41,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41 WrapperNode [2024-10-14 08:28:41,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 08:28:41,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 08:28:41,448 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 08:28:41,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 08:28:41,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,544 INFO L138 Inliner]: procedures = 26, calls = 85, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 478 [2024-10-14 08:28:41,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 08:28:41,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 08:28:41,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 08:28:41,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 08:28:41,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,565 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,594 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 08:28:41,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,613 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,632 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 08:28:41,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 08:28:41,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 08:28:41,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 08:28:41,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (1/1) ... [2024-10-14 08:28:41,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:28:41,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:28:41,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 08:28:41,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 08:28:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 08:28:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 08:28:41,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 08:28:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 08:28:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 08:28:41,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 08:28:41,854 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 08:28:41,856 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 08:28:42,701 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-14 08:28:42,702 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 08:28:42,759 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 08:28:42,760 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 08:28:42,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:28:42 BoogieIcfgContainer [2024-10-14 08:28:42,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 08:28:42,764 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 08:28:42,764 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 08:28:42,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 08:28:42,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:28:40" (1/3) ... [2024-10-14 08:28:42,769 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@239255ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:28:42, skipping insertion in model container [2024-10-14 08:28:42,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:28:41" (2/3) ... [2024-10-14 08:28:42,769 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@239255ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:28:42, skipping insertion in model container [2024-10-14 08:28:42,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:28:42" (3/3) ... [2024-10-14 08:28:42,770 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-80.i [2024-10-14 08:28:42,787 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 08:28:42,787 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 08:28:42,864 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 08:28:42,871 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;@3d6c129c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 08:28:42,871 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 08:28:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand has 195 states, 120 states have (on average 1.5333333333333334) internal successors, (184), 121 states have internal predecessors, (184), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-10-14 08:28:42,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-14 08:28:42,912 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:42,913 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:42,914 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:42,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:42,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1572017951, now seen corresponding path program 1 times [2024-10-14 08:28:42,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:42,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068674813] [2024-10-14 08:28:42,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:42,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:28:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:28:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:28:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:28:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:28:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:28:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:28:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:28:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:28:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:28:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:28:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:28:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:28:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:28:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:28:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:28:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:28:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:28:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:28:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:28:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:28:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:28:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:28:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:28:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:28:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:28:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:28:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:28:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:28:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:28:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:28:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:28:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:28:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:28:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:28:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:28:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:28:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:28:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:28:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:28:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:28:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:28:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:28:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:28:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:28:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:28:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:28:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:28:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:28:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:28:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:28:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:28:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:28:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:28:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:28:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:28:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:28:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:28:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:28:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:28:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:28:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:28:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:28:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:28:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:43,769 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:28:43,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:43,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068674813] [2024-10-14 08:28:43,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068674813] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:43,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:43,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 08:28:43,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534398624] [2024-10-14 08:28:43,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:43,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 08:28:43,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:43,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 08:28:43,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:28:43,807 INFO L87 Difference]: Start difference. First operand has 195 states, 120 states have (on average 1.5333333333333334) internal successors, (184), 121 states have internal predecessors, (184), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) Second operand has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) [2024-10-14 08:28:43,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:43,885 INFO L93 Difference]: Finished difference Result 387 states and 726 transitions. [2024-10-14 08:28:43,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 08:28:43,893 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) Word has length 454 [2024-10-14 08:28:43,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:43,904 INFO L225 Difference]: With dead ends: 387 [2024-10-14 08:28:43,905 INFO L226 Difference]: Without dead ends: 193 [2024-10-14 08:28:43,912 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:28:43,915 INFO L432 NwaCegarLoop]: 319 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, 319 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:43,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 319 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:28:43,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2024-10-14 08:28:43,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2024-10-14 08:28:43,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 119 states have (on average 1.495798319327731) internal successors, (178), 119 states have internal predecessors, (178), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-10-14 08:28:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 322 transitions. [2024-10-14 08:28:43,992 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 322 transitions. Word has length 454 [2024-10-14 08:28:43,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:43,993 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 322 transitions. [2024-10-14 08:28:43,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) [2024-10-14 08:28:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 322 transitions. [2024-10-14 08:28:44,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-14 08:28:44,007 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:44,007 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:44,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 08:28:44,008 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:44,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:44,009 INFO L85 PathProgramCache]: Analyzing trace with hash -679880167, now seen corresponding path program 1 times [2024-10-14 08:28:44,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:44,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684171444] [2024-10-14 08:28:44,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:44,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:28:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:28:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:28:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:28:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:28:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:28:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:28:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:28:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:28:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:28:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:28:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:28:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:28:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:28:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:28:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:28:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:28:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:28:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:28:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:28:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:28:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:28:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:28:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:28:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:28:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:28:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:28:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:28:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:28:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:28:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:28:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:28:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:28:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:28:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:28:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:28:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:28:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:28:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:28:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:28:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:28:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:28:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:28:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:28:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:28:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:28:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:28:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:28:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:28:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:28:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:28:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:28:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:28:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:28:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:28:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:28:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:28:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:28:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:28:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:28:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:28:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:28:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:28:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:28:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:44,559 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:28:44,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:44,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684171444] [2024-10-14 08:28:44,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684171444] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:44,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:44,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:28:44,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152334570] [2024-10-14 08:28:44,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:44,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:28:44,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:44,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:28:44,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:44,567 INFO L87 Difference]: Start difference. First operand 193 states and 322 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:44,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:44,662 INFO L93 Difference]: Finished difference Result 503 states and 843 transitions. [2024-10-14 08:28:44,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:28:44,665 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 454 [2024-10-14 08:28:44,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:44,673 INFO L225 Difference]: With dead ends: 503 [2024-10-14 08:28:44,674 INFO L226 Difference]: Without dead ends: 311 [2024-10-14 08:28:44,675 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:44,678 INFO L432 NwaCegarLoop]: 395 mSDtfsCounter, 194 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 704 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:44,679 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 704 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:28:44,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2024-10-14 08:28:44,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 308. [2024-10-14 08:28:44,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 204 states have (on average 1.5490196078431373) internal successors, (316), 205 states have internal predecessors, (316), 101 states have call successors, (101), 2 states have call predecessors, (101), 2 states have return successors, (101), 100 states have call predecessors, (101), 101 states have call successors, (101) [2024-10-14 08:28:44,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 518 transitions. [2024-10-14 08:28:44,728 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 518 transitions. Word has length 454 [2024-10-14 08:28:44,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:44,732 INFO L471 AbstractCegarLoop]: Abstraction has 308 states and 518 transitions. [2024-10-14 08:28:44,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 518 transitions. [2024-10-14 08:28:44,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-14 08:28:44,740 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:44,741 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:44,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 08:28:44,741 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:44,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:44,742 INFO L85 PathProgramCache]: Analyzing trace with hash 2044589145, now seen corresponding path program 1 times [2024-10-14 08:28:44,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:44,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890502043] [2024-10-14 08:28:44,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:44,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:45,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:28:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:28:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:28:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:28:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:28:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:28:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:28:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:28:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:28:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:28:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:28:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:28:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:28:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:28:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:28:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:28:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:28:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:28:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:28:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:28:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:28:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:28:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:28:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:28:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:28:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:28:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:28:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:28:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:28:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:28:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:28:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:28:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:28:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:28:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:28:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:28:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:28:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:28:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:28:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:28:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:28:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:28:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:28:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:28:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:28:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:28:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:28:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:28:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:28:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:28:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:28:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:28:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:28:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:28:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:28:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:28:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:28:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:28:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:28:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:28:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:28:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:28:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:28:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:28:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,303 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:28:45,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:45,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890502043] [2024-10-14 08:28:45,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890502043] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:45,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:45,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:28:45,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128518449] [2024-10-14 08:28:45,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:45,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:28:45,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:45,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:28:45,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:45,306 INFO L87 Difference]: Start difference. First operand 308 states and 518 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:45,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:45,433 INFO L93 Difference]: Finished difference Result 922 states and 1552 transitions. [2024-10-14 08:28:45,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:28:45,434 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 454 [2024-10-14 08:28:45,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:45,441 INFO L225 Difference]: With dead ends: 922 [2024-10-14 08:28:45,441 INFO L226 Difference]: Without dead ends: 615 [2024-10-14 08:28:45,443 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:45,444 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 170 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:45,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 611 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 08:28:45,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2024-10-14 08:28:45,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 613. [2024-10-14 08:28:45,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 406 states have (on average 1.5320197044334976) internal successors, (622), 408 states have internal predecessors, (622), 202 states have call successors, (202), 4 states have call predecessors, (202), 4 states have return successors, (202), 200 states have call predecessors, (202), 202 states have call successors, (202) [2024-10-14 08:28:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 1026 transitions. [2024-10-14 08:28:45,524 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 1026 transitions. Word has length 454 [2024-10-14 08:28:45,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:45,525 INFO L471 AbstractCegarLoop]: Abstraction has 613 states and 1026 transitions. [2024-10-14 08:28:45,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:45,526 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1026 transitions. [2024-10-14 08:28:45,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-14 08:28:45,534 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:45,534 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:45,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 08:28:45,535 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:45,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:45,536 INFO L85 PathProgramCache]: Analyzing trace with hash 355645403, now seen corresponding path program 1 times [2024-10-14 08:28:45,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:45,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015021816] [2024-10-14 08:28:45,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:45,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:28:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:28:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:45,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:28:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:28:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:28:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:28:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:28:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:28:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:28:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:28:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:28:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:28:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:28:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:28:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:28:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:28:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:28:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:28:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:28:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:45,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:28:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:28:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:28:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:28:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:28:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:28:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:28:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:28:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:28:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:28:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:28:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:28:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:28:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:28:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:28:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:28:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:28:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:28:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:28:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:28:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:28:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:28:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:28:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:28:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:28:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:28:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:28:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:28:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:28:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:28:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:28:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:28:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:28:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:28:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:28:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:28:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:28:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:28:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:28:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:28:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:28:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:28:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:28:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:28:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:28:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,151 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:28:46,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:46,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015021816] [2024-10-14 08:28:46,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015021816] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:46,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:46,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:28:46,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832120908] [2024-10-14 08:28:46,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:46,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:28:46,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:46,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:28:46,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:28:46,155 INFO L87 Difference]: Start difference. First operand 613 states and 1026 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:46,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:46,275 INFO L93 Difference]: Finished difference Result 1837 states and 3076 transitions. [2024-10-14 08:28:46,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:28:46,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 454 [2024-10-14 08:28:46,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:46,285 INFO L225 Difference]: With dead ends: 1837 [2024-10-14 08:28:46,285 INFO L226 Difference]: Without dead ends: 1225 [2024-10-14 08:28:46,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:28:46,290 INFO L432 NwaCegarLoop]: 315 mSDtfsCounter, 318 mSDsluCounter, 627 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 942 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:46,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 942 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:28:46,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2024-10-14 08:28:46,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 621. [2024-10-14 08:28:46,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 621 states, 414 states have (on average 1.5217391304347827) internal successors, (630), 416 states have internal predecessors, (630), 202 states have call successors, (202), 4 states have call predecessors, (202), 4 states have return successors, (202), 200 states have call predecessors, (202), 202 states have call successors, (202) [2024-10-14 08:28:46,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 1034 transitions. [2024-10-14 08:28:46,398 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 1034 transitions. Word has length 454 [2024-10-14 08:28:46,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:46,400 INFO L471 AbstractCegarLoop]: Abstraction has 621 states and 1034 transitions. [2024-10-14 08:28:46,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1034 transitions. [2024-10-14 08:28:46,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-14 08:28:46,407 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:46,407 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:46,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 08:28:46,408 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:46,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:46,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1035703773, now seen corresponding path program 1 times [2024-10-14 08:28:46,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:46,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178860122] [2024-10-14 08:28:46,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:46,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:28:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:28:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:28:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:28:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:28:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:28:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:28:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:28:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:28:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:28:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:28:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:28:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:28:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:28:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:28:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:28:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:28:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:28:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:28:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:28:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:28:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:28:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:28:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:28:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:28:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:28:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:28:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:28:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:28:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:28:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:28:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:28:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:28:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:28:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:28:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:28:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:28:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:28:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:28:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:28:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:28:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:28:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:28:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:28:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:28:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:28:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:28:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:28:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:28:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:46,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:28:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:28:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:28:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:28:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:28:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:28:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:28:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:28:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:28:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:28:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:28:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:28:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:28:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:28:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:28:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,052 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:28:47,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:47,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178860122] [2024-10-14 08:28:47,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178860122] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:47,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:47,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:28:47,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319846223] [2024-10-14 08:28:47,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:47,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:28:47,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:47,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:28:47,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:47,057 INFO L87 Difference]: Start difference. First operand 621 states and 1034 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:47,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:47,195 INFO L93 Difference]: Finished difference Result 1861 states and 3100 transitions. [2024-10-14 08:28:47,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:28:47,195 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 454 [2024-10-14 08:28:47,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:47,204 INFO L225 Difference]: With dead ends: 1861 [2024-10-14 08:28:47,204 INFO L226 Difference]: Without dead ends: 1241 [2024-10-14 08:28:47,206 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:47,209 INFO L432 NwaCegarLoop]: 326 mSDtfsCounter, 159 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:47,210 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 636 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:28:47,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1241 states. [2024-10-14 08:28:47,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1241 to 1239. [2024-10-14 08:28:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1239 states, 826 states have (on average 1.5036319612590798) internal successors, (1242), 830 states have internal predecessors, (1242), 404 states have call successors, (404), 8 states have call predecessors, (404), 8 states have return successors, (404), 400 states have call predecessors, (404), 404 states have call successors, (404) [2024-10-14 08:28:47,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1239 states and 2050 transitions. [2024-10-14 08:28:47,340 INFO L78 Accepts]: Start accepts. Automaton has 1239 states and 2050 transitions. Word has length 454 [2024-10-14 08:28:47,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:47,341 INFO L471 AbstractCegarLoop]: Abstraction has 1239 states and 2050 transitions. [2024-10-14 08:28:47,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:47,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 2050 transitions. [2024-10-14 08:28:47,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-14 08:28:47,348 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:47,348 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:47,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 08:28:47,349 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:47,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:47,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1056709981, now seen corresponding path program 1 times [2024-10-14 08:28:47,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:47,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442528123] [2024-10-14 08:28:47,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:47,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:28:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:28:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:28:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:28:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:28:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:28:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:28:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:28:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:28:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:28:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:28:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:28:47,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:28:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:28:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:28:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:28:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:28:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:28:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:28:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:28:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:28:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:28:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:28:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:28:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:28:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:28:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:28:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:28:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:28:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:28:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:28:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:28:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:28:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:28:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:28:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:28:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:28:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:28:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:28:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:28:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:28:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:28:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:28:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:28:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:28:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:28:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:28:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:28:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:28:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:28:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:28:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:28:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:28:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:28:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:28:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:28:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:28:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:28:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:28:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:28:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:28:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:28:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:28:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:28:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:47,704 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:28:47,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:47,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442528123] [2024-10-14 08:28:47,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442528123] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:47,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:47,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:28:47,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146817785] [2024-10-14 08:28:47,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:47,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:28:47,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:47,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:28:47,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:47,707 INFO L87 Difference]: Start difference. First operand 1239 states and 2050 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:47,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:47,788 INFO L93 Difference]: Finished difference Result 1851 states and 3055 transitions. [2024-10-14 08:28:47,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:28:47,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 454 [2024-10-14 08:28:47,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:47,795 INFO L225 Difference]: With dead ends: 1851 [2024-10-14 08:28:47,795 INFO L226 Difference]: Without dead ends: 613 [2024-10-14 08:28:47,798 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:47,799 INFO L432 NwaCegarLoop]: 312 mSDtfsCounter, 0 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:47,799 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 622 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:28:47,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2024-10-14 08:28:47,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 613. [2024-10-14 08:28:47,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 406 states have (on average 1.4729064039408868) internal successors, (598), 408 states have internal predecessors, (598), 202 states have call successors, (202), 4 states have call predecessors, (202), 4 states have return successors, (202), 200 states have call predecessors, (202), 202 states have call successors, (202) [2024-10-14 08:28:47,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 1002 transitions. [2024-10-14 08:28:47,880 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 1002 transitions. Word has length 454 [2024-10-14 08:28:47,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:47,881 INFO L471 AbstractCegarLoop]: Abstraction has 613 states and 1002 transitions. [2024-10-14 08:28:47,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:28:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1002 transitions. [2024-10-14 08:28:47,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 08:28:47,888 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:47,889 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:47,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 08:28:47,889 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:47,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:47,890 INFO L85 PathProgramCache]: Analyzing trace with hash -84626720, now seen corresponding path program 1 times [2024-10-14 08:28:47,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:47,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947576804] [2024-10-14 08:28:47,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:47,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:28:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:28:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:28:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:28:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:28:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:28:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:28:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:28:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:28:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:28:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:28:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:28:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:28:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:28:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:28:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:28:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:28:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:28:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:28:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:28:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:28:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:28:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:28:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:28:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:28:48,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:28:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:28:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:28:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:28:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:28:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:28:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:28:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:28:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:28:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:28:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:28:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:28:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:28:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:28:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:28:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:28:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:28:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:28:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:28:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:28:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:28:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:28:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:28:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:28:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:28:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:28:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:28:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:28:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:28:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:28:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:28:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:28:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:28:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:28:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:28:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:28:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:28:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:28:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:28:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 123 proven. 90 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2024-10-14 08:28:48,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:48,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947576804] [2024-10-14 08:28:48,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947576804] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:28:48,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [104548414] [2024-10-14 08:28:48,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:48,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:28:49,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:28:49,001 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:28:49,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 08:28:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:49,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 08:28:49,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:28:50,783 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 5073 proven. 90 refuted. 0 times theorem prover too weak. 5061 trivial. 0 not checked. [2024-10-14 08:28:50,784 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:28:51,561 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 123 proven. 90 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2024-10-14 08:28:51,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [104548414] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:28:51,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 08:28:51,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 14 [2024-10-14 08:28:51,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635341003] [2024-10-14 08:28:51,564 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 08:28:51,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-14 08:28:51,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:51,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-14 08:28:51,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-10-14 08:28:51,567 INFO L87 Difference]: Start difference. First operand 613 states and 1002 transitions. Second operand has 14 states, 14 states have (on average 18.142857142857142) internal successors, (254), 14 states have internal predecessors, (254), 6 states have call successors, (216), 3 states have call predecessors, (216), 6 states have return successors, (216), 6 states have call predecessors, (216), 6 states have call successors, (216) [2024-10-14 08:28:53,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:53,487 INFO L93 Difference]: Finished difference Result 2231 states and 3591 transitions. [2024-10-14 08:28:53,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-14 08:28:53,489 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 18.142857142857142) internal successors, (254), 14 states have internal predecessors, (254), 6 states have call successors, (216), 3 states have call predecessors, (216), 6 states have return successors, (216), 6 states have call predecessors, (216), 6 states have call successors, (216) Word has length 456 [2024-10-14 08:28:53,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:53,502 INFO L225 Difference]: With dead ends: 2231 [2024-10-14 08:28:53,502 INFO L226 Difference]: Without dead ends: 1619 [2024-10-14 08:28:53,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1067 GetRequests, 1047 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2024-10-14 08:28:53,506 INFO L432 NwaCegarLoop]: 225 mSDtfsCounter, 621 mSDsluCounter, 1254 mSDsCounter, 0 mSdLazyCounter, 1517 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 774 SdHoareTripleChecker+Valid, 1479 SdHoareTripleChecker+Invalid, 1751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:53,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [774 Valid, 1479 Invalid, 1751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1517 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-14 08:28:53,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1619 states. [2024-10-14 08:28:53,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1619 to 1585. [2024-10-14 08:28:53,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1585 states, 1026 states have (on average 1.428849902534113) internal successors, (1466), 1034 states have internal predecessors, (1466), 544 states have call successors, (544), 14 states have call predecessors, (544), 14 states have return successors, (544), 536 states have call predecessors, (544), 544 states have call successors, (544) [2024-10-14 08:28:53,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1585 states and 2554 transitions. [2024-10-14 08:28:53,795 INFO L78 Accepts]: Start accepts. Automaton has 1585 states and 2554 transitions. Word has length 456 [2024-10-14 08:28:53,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:53,796 INFO L471 AbstractCegarLoop]: Abstraction has 1585 states and 2554 transitions. [2024-10-14 08:28:53,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 18.142857142857142) internal successors, (254), 14 states have internal predecessors, (254), 6 states have call successors, (216), 3 states have call predecessors, (216), 6 states have return successors, (216), 6 states have call predecessors, (216), 6 states have call successors, (216) [2024-10-14 08:28:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2554 transitions. [2024-10-14 08:28:53,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 08:28:53,799 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:53,799 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:53,820 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 08:28:54,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:28:54,001 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:54,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:54,002 INFO L85 PathProgramCache]: Analyzing trace with hash -848439912, now seen corresponding path program 1 times [2024-10-14 08:28:54,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:54,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210660180] [2024-10-14 08:28:54,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:54,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:28:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:28:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:28:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:28:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:28:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:28:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:28:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:28:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:28:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:28:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:28:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:28:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:28:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:28:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:28:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:28:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:28:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:28:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:28:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:28:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:28:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:28:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:28:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:28:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:28:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:28:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:28:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:28:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:28:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:28:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:28:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:28:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:28:56,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:28:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:28:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:28:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:28:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:28:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:28:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:28:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:28:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:28:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:28:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:28:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:28:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:28:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:28:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:28:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:28:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:28:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:28:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:28:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:28:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:28:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:28:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:28:56,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:28:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:28:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:28:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:28:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:28:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:28:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:56,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:28:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:57,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:28:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:57,018 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 240 proven. 180 refuted. 0 times theorem prover too weak. 9804 trivial. 0 not checked. [2024-10-14 08:28:57,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:57,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210660180] [2024-10-14 08:28:57,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210660180] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:28:57,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [79636162] [2024-10-14 08:28:57,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:57,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:28:57,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:28:57,021 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:28:57,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 08:28:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:57,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-10-14 08:28:57,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:28:59,555 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 5249 proven. 348 refuted. 0 times theorem prover too weak. 4627 trivial. 0 not checked. [2024-10-14 08:28:59,556 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:29:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 360 proven. 270 refuted. 0 times theorem prover too weak. 9594 trivial. 0 not checked. [2024-10-14 08:29:00,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [79636162] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:29:00,549 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 08:29:00,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15, 12] total 33 [2024-10-14 08:29:00,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262553085] [2024-10-14 08:29:00,549 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 08:29:00,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-14 08:29:00,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:00,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-14 08:29:00,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2024-10-14 08:29:00,553 INFO L87 Difference]: Start difference. First operand 1585 states and 2554 transitions. Second operand has 33 states, 32 states have (on average 6.84375) internal successors, (219), 30 states have internal predecessors, (219), 10 states have call successors, (135), 5 states have call predecessors, (135), 9 states have return successors, (137), 10 states have call predecessors, (137), 10 states have call successors, (137) [2024-10-14 08:29:08,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:29:08,012 INFO L93 Difference]: Finished difference Result 9217 states and 14569 transitions. [2024-10-14 08:29:08,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-14 08:29:08,014 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 6.84375) internal successors, (219), 30 states have internal predecessors, (219), 10 states have call successors, (135), 5 states have call predecessors, (135), 9 states have return successors, (137), 10 states have call predecessors, (137), 10 states have call successors, (137) Word has length 456 [2024-10-14 08:29:08,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:29:08,068 INFO L225 Difference]: With dead ends: 9217 [2024-10-14 08:29:08,069 INFO L226 Difference]: Without dead ends: 7633 [2024-10-14 08:29:08,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1133 GetRequests, 1048 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2053 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1796, Invalid=5686, Unknown=0, NotChecked=0, Total=7482 [2024-10-14 08:29:08,082 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 3373 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 3553 mSolverCounterSat, 1270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3412 SdHoareTripleChecker+Valid, 2650 SdHoareTripleChecker+Invalid, 4823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1270 IncrementalHoareTripleChecker+Valid, 3553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-10-14 08:29:08,082 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3412 Valid, 2650 Invalid, 4823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1270 Valid, 3553 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-10-14 08:29:08,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2024-10-14 08:29:08,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 3863. [2024-10-14 08:29:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3863 states, 2586 states have (on average 1.4361948955916473) internal successors, (3714), 2606 states have internal predecessors, (3714), 1216 states have call successors, (1216), 60 states have call predecessors, (1216), 60 states have return successors, (1216), 1196 states have call predecessors, (1216), 1216 states have call successors, (1216) [2024-10-14 08:29:08,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3863 states and 6146 transitions. [2024-10-14 08:29:08,891 INFO L78 Accepts]: Start accepts. Automaton has 3863 states and 6146 transitions. Word has length 456 [2024-10-14 08:29:08,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:29:08,892 INFO L471 AbstractCegarLoop]: Abstraction has 3863 states and 6146 transitions. [2024-10-14 08:29:08,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 32 states have (on average 6.84375) internal successors, (219), 30 states have internal predecessors, (219), 10 states have call successors, (135), 5 states have call predecessors, (135), 9 states have return successors, (137), 10 states have call predecessors, (137), 10 states have call successors, (137) [2024-10-14 08:29:08,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 6146 transitions. [2024-10-14 08:29:08,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 08:29:08,896 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:29:08,897 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:29:08,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-14 08:29:09,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-10-14 08:29:09,101 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:29:09,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:29:09,102 INFO L85 PathProgramCache]: Analyzing trace with hash -707891302, now seen corresponding path program 1 times [2024-10-14 08:29:09,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:29:09,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999799447] [2024-10-14 08:29:09,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:09,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:29:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 08:29:09,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1102377791] [2024-10-14 08:29:09,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:09,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:29:09,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:29:09,414 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:29:09,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 08:29:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:09,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 08:29:09,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:29:10,393 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 5153 proven. 114 refuted. 0 times theorem prover too weak. 4957 trivial. 0 not checked. [2024-10-14 08:29:10,393 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:29:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 99 proven. 114 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2024-10-14 08:29:10,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:29:10,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999799447] [2024-10-14 08:29:10,860 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-14 08:29:10,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102377791] [2024-10-14 08:29:10,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102377791] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:29:10,860 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-14 08:29:10,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-10-14 08:29:10,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346318374] [2024-10-14 08:29:10,861 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-14 08:29:10,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 08:29:10,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:10,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 08:29:10,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-14 08:29:10,864 INFO L87 Difference]: Start difference. First operand 3863 states and 6146 transitions. Second operand has 9 states, 9 states have (on average 13.88888888888889) internal successors, (125), 9 states have internal predecessors, (125), 2 states have call successors, (110), 2 states have call predecessors, (110), 4 states have return successors, (111), 2 states have call predecessors, (111), 2 states have call successors, (111) [2024-10-14 08:29:13,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:29:13,293 INFO L93 Difference]: Finished difference Result 9937 states and 15777 transitions. [2024-10-14 08:29:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-14 08:29:13,294 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.88888888888889) internal successors, (125), 9 states have internal predecessors, (125), 2 states have call successors, (110), 2 states have call predecessors, (110), 4 states have return successors, (111), 2 states have call predecessors, (111), 2 states have call successors, (111) Word has length 456 [2024-10-14 08:29:13,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:29:13,333 INFO L225 Difference]: With dead ends: 9937 [2024-10-14 08:29:13,334 INFO L226 Difference]: Without dead ends: 5675 [2024-10-14 08:29:13,352 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 930 GetRequests, 904 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2024-10-14 08:29:13,354 INFO L432 NwaCegarLoop]: 360 mSDtfsCounter, 609 mSDsluCounter, 881 mSDsCounter, 0 mSdLazyCounter, 1113 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 1241 SdHoareTripleChecker+Invalid, 1492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 1113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-14 08:29:13,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [646 Valid, 1241 Invalid, 1492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 1113 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-14 08:29:13,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5675 states. [2024-10-14 08:29:14,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5675 to 5551. [2024-10-14 08:29:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5551 states, 3686 states have (on average 1.4102007596310364) internal successors, (5198), 3714 states have internal predecessors, (5198), 1756 states have call successors, (1756), 108 states have call predecessors, (1756), 108 states have return successors, (1756), 1728 states have call predecessors, (1756), 1756 states have call successors, (1756) [2024-10-14 08:29:14,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5551 states to 5551 states and 8710 transitions. [2024-10-14 08:29:14,284 INFO L78 Accepts]: Start accepts. Automaton has 5551 states and 8710 transitions. Word has length 456 [2024-10-14 08:29:14,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:29:14,285 INFO L471 AbstractCegarLoop]: Abstraction has 5551 states and 8710 transitions. [2024-10-14 08:29:14,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.88888888888889) internal successors, (125), 9 states have internal predecessors, (125), 2 states have call successors, (110), 2 states have call predecessors, (110), 4 states have return successors, (111), 2 states have call predecessors, (111), 2 states have call successors, (111) [2024-10-14 08:29:14,286 INFO L276 IsEmpty]: Start isEmpty. Operand 5551 states and 8710 transitions. [2024-10-14 08:29:14,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 08:29:14,290 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:29:14,290 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:29:14,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-14 08:29:14,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:29:14,492 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:29:14,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:29:14,492 INFO L85 PathProgramCache]: Analyzing trace with hash 45046426, now seen corresponding path program 1 times [2024-10-14 08:29:14,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:29:14,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835598439] [2024-10-14 08:29:14,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:14,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:29:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 08:29:14,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [440041988] [2024-10-14 08:29:14,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:14,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:29:14,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:29:14,820 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:29:14,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-14 08:29:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:15,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 08:29:15,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:29:16,268 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 5153 proven. 114 refuted. 0 times theorem prover too weak. 4957 trivial. 0 not checked. [2024-10-14 08:29:16,268 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:29:16,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:29:16,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835598439] [2024-10-14 08:29:16,611 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-14 08:29:16,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [440041988] [2024-10-14 08:29:16,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [440041988] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:29:16,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-10-14 08:29:16,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2024-10-14 08:29:16,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146301203] [2024-10-14 08:29:16,612 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-10-14 08:29:16,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 08:29:16,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:16,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 08:29:16,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 08:29:16,614 INFO L87 Difference]: Start difference. First operand 5551 states and 8710 transitions. Second operand has 6 states, 6 states have (on average 17.5) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (72), 2 states have call predecessors, (72), 3 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-10-14 08:29:17,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:29:17,450 INFO L93 Difference]: Finished difference Result 7851 states and 12316 transitions. [2024-10-14 08:29:17,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 08:29:17,451 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (72), 2 states have call predecessors, (72), 3 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 456 [2024-10-14 08:29:17,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:29:17,478 INFO L225 Difference]: With dead ends: 7851 [2024-10-14 08:29:17,479 INFO L226 Difference]: Without dead ends: 3957 [2024-10-14 08:29:17,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 724 GetRequests, 714 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2024-10-14 08:29:17,492 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 164 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 08:29:17,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 1385 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 08:29:17,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3957 states. [2024-10-14 08:29:17,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3957 to 3919. [2024-10-14 08:29:17,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3919 states, 2628 states have (on average 1.4155251141552512) internal successors, (3720), 2648 states have internal predecessors, (3720), 1216 states have call successors, (1216), 74 states have call predecessors, (1216), 74 states have return successors, (1216), 1196 states have call predecessors, (1216), 1216 states have call successors, (1216) [2024-10-14 08:29:18,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3919 states and 6152 transitions. [2024-10-14 08:29:18,060 INFO L78 Accepts]: Start accepts. Automaton has 3919 states and 6152 transitions. Word has length 456 [2024-10-14 08:29:18,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:29:18,061 INFO L471 AbstractCegarLoop]: Abstraction has 3919 states and 6152 transitions. [2024-10-14 08:29:18,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (72), 2 states have call predecessors, (72), 3 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-10-14 08:29:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3919 states and 6152 transitions. [2024-10-14 08:29:18,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-10-14 08:29:18,065 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:29:18,066 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:29:18,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-14 08:29:18,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:29:18,267 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:29:18,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:29:18,267 INFO L85 PathProgramCache]: Analyzing trace with hash 60795591, now seen corresponding path program 1 times [2024-10-14 08:29:18,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:29:18,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236432669] [2024-10-14 08:29:18,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:18,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:29:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:29:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:29:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:29:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:29:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:29:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:29:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:29:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:29:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:29:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:29:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:29:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:29:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:29:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:29:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:29:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:29:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:29:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:29:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:29:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:29:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:29:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:29:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:29:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:29:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:29:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:29:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:29:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:29:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:29:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:29:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:29:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:29:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:29:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:29:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:29:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:29:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:29:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:29:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:29:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:29:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:29:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:29:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:29:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:29:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:29:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:29:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:29:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:29:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:29:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:29:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:29:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:29:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:29:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:29:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:29:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:29:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:29:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:29:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:29:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:29:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:29:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:29:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:29:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:29:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:29:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:29:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:29:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:29:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:29:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:29:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:29:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:29:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:29:18,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:29:18,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236432669] [2024-10-14 08:29:18,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236432669] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:29:18,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:29:18,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:29:18,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525168388] [2024-10-14 08:29:18,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:29:18,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:29:18,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:18,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:29:18,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:29:18,542 INFO L87 Difference]: Start difference. First operand 3919 states and 6152 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:29:19,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:29:19,537 INFO L93 Difference]: Finished difference Result 9059 states and 14180 transitions. [2024-10-14 08:29:19,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:29:19,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 457 [2024-10-14 08:29:19,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:29:19,587 INFO L225 Difference]: With dead ends: 9059 [2024-10-14 08:29:19,587 INFO L226 Difference]: Without dead ends: 7099 [2024-10-14 08:29:19,597 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:29:19,598 INFO L432 NwaCegarLoop]: 521 mSDtfsCounter, 298 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 825 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:29:19,598 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 825 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:29:19,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7099 states. [2024-10-14 08:29:20,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7099 to 4755. [2024-10-14 08:29:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4755 states, 3246 states have (on average 1.436845348120764) internal successors, (4664), 3270 states have internal predecessors, (4664), 1418 states have call successors, (1418), 90 states have call predecessors, (1418), 90 states have return successors, (1418), 1394 states have call predecessors, (1418), 1418 states have call successors, (1418) [2024-10-14 08:29:20,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 4755 states and 7500 transitions. [2024-10-14 08:29:20,428 INFO L78 Accepts]: Start accepts. Automaton has 4755 states and 7500 transitions. Word has length 457 [2024-10-14 08:29:20,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:29:20,429 INFO L471 AbstractCegarLoop]: Abstraction has 4755 states and 7500 transitions. [2024-10-14 08:29:20,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:29:20,429 INFO L276 IsEmpty]: Start isEmpty. Operand 4755 states and 7500 transitions. [2024-10-14 08:29:20,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-10-14 08:29:20,433 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:29:20,433 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:29:20,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 08:29:20,434 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:29:20,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:29:20,434 INFO L85 PathProgramCache]: Analyzing trace with hash -11590967, now seen corresponding path program 1 times [2024-10-14 08:29:20,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:29:20,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633968119] [2024-10-14 08:29:20,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:20,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:29:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:29:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:29:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:29:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:29:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:29:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:29:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:29:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:29:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:29:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:29:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:29:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:29:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:29:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:29:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:29:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:29:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:29:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:29:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:29:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:29:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:29:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:29:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:29:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:29:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:29:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:29:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:29:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:29:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:29:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:29:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:29:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:29:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:29:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:29:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:29:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:29:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:29:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:29:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:29:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:29:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:29:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:29:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:29:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:29:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:29:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:29:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:29:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:29:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:29:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:29:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:29:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:29:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:29:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:29:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:29:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:29:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:29:20,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:29:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:29:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:29:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:29:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:29:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:29:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:29:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:29:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:29:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:29:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:29:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:29:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:29:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:29:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:29:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:29:20,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:29:20,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633968119] [2024-10-14 08:29:20,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633968119] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:29:20,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:29:20,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:29:20,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122298829] [2024-10-14 08:29:20,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:29:20,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:29:20,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:20,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:29:20,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:29:20,902 INFO L87 Difference]: Start difference. First operand 4755 states and 7500 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:29:22,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:29:22,032 INFO L93 Difference]: Finished difference Result 14263 states and 22498 transitions. [2024-10-14 08:29:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:29:22,032 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 457 [2024-10-14 08:29:22,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:29:22,074 INFO L225 Difference]: With dead ends: 14263 [2024-10-14 08:29:22,074 INFO L226 Difference]: Without dead ends: 9509 [2024-10-14 08:29:22,090 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:29:22,091 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 162 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:29:22,091 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 611 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:29:22,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9509 states. [2024-10-14 08:29:23,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9509 to 9435. [2024-10-14 08:29:23,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9435 states, 6418 states have (on average 1.4247429105640386) internal successors, (9144), 6466 states have internal predecessors, (9144), 2836 states have call successors, (2836), 180 states have call predecessors, (2836), 180 states have return successors, (2836), 2788 states have call predecessors, (2836), 2836 states have call successors, (2836) [2024-10-14 08:29:23,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9435 states to 9435 states and 14816 transitions. [2024-10-14 08:29:23,501 INFO L78 Accepts]: Start accepts. Automaton has 9435 states and 14816 transitions. Word has length 457 [2024-10-14 08:29:23,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:29:23,502 INFO L471 AbstractCegarLoop]: Abstraction has 9435 states and 14816 transitions. [2024-10-14 08:29:23,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:29:23,502 INFO L276 IsEmpty]: Start isEmpty. Operand 9435 states and 14816 transitions. [2024-10-14 08:29:23,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-10-14 08:29:23,507 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:29:23,508 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:29:23,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 08:29:23,508 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:29:23,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:29:23,509 INFO L85 PathProgramCache]: Analyzing trace with hash 411110859, now seen corresponding path program 1 times [2024-10-14 08:29:23,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:29:23,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27517937] [2024-10-14 08:29:23,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:23,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:29:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:29:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:29:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:29:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:29:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:29:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:29:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:29:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:29:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:29:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:29:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:29:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:29:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:29:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:29:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:29:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:29:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:29:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:29:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:29:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:29:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:29:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:29:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:29:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:29:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:29:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:29:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:29:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:29:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:29:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:29:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:29:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:29:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:29:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:29:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:29:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:29:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:29:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:29:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:29:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:29:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:29:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:29:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:29:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:29:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:29:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:29:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:29:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:29:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:29:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:29:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:29:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:29:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:29:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:29:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:29:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:29:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:29:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:29:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:29:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:29:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:29:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:29:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:29:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:29:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:29:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:29:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:29:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:29:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:29:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:29:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:29:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:29:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:24,565 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:29:24,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:29:24,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27517937] [2024-10-14 08:29:24,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27517937] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:29:24,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:29:24,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 08:29:24,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361654686] [2024-10-14 08:29:24,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:29:24,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 08:29:24,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:24,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 08:29:24,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-14 08:29:24,569 INFO L87 Difference]: Start difference. First operand 9435 states and 14816 transitions. Second operand has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 6 states have internal predecessors, (100), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-10-14 08:29:26,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:29:26,800 INFO L93 Difference]: Finished difference Result 17925 states and 28295 transitions. [2024-10-14 08:29:26,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 08:29:26,801 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 6 states have internal predecessors, (100), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 457 [2024-10-14 08:29:26,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:29:26,865 INFO L225 Difference]: With dead ends: 17925 [2024-10-14 08:29:26,865 INFO L226 Difference]: Without dead ends: 13139 [2024-10-14 08:29:26,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2024-10-14 08:29:26,883 INFO L432 NwaCegarLoop]: 406 mSDtfsCounter, 1036 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 08:29:26,884 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1036 Valid, 623 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 08:29:26,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13139 states. [2024-10-14 08:29:29,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13139 to 11901. [2024-10-14 08:29:29,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11901 states, 8016 states have (on average 1.4104291417165669) internal successors, (11306), 8092 states have internal predecessors, (11306), 3676 states have call successors, (3676), 208 states have call predecessors, (3676), 208 states have return successors, (3676), 3600 states have call predecessors, (3676), 3676 states have call successors, (3676) [2024-10-14 08:29:29,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11901 states to 11901 states and 18658 transitions. [2024-10-14 08:29:29,155 INFO L78 Accepts]: Start accepts. Automaton has 11901 states and 18658 transitions. Word has length 457 [2024-10-14 08:29:29,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:29:29,156 INFO L471 AbstractCegarLoop]: Abstraction has 11901 states and 18658 transitions. [2024-10-14 08:29:29,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 6 states have internal predecessors, (100), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-10-14 08:29:29,157 INFO L276 IsEmpty]: Start isEmpty. Operand 11901 states and 18658 transitions. [2024-10-14 08:29:29,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-10-14 08:29:29,162 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:29:29,163 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:29:29,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 08:29:29,163 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:29:29,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:29:29,163 INFO L85 PathProgramCache]: Analyzing trace with hash 2102798297, now seen corresponding path program 1 times [2024-10-14 08:29:29,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:29:29,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727343539] [2024-10-14 08:29:29,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:29,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:29:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:29:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:29:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:29:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:29:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:29:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:29:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:29:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:29:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:29:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:29:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:29:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:29:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:29:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:29:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:29:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:29:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:29:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:29:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:29:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:29:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:29:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:29:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:29:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:29:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:29:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:29:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:29:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:29:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:29:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:29:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:29:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:29:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:29:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:29:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:29:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:29:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:29:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:29:29,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:29:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:29:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:29:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:29:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:29:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:29:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:29:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:29:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:29:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:29:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:29:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:29:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:29:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:29:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:29:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:29:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:29:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:29:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:29:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:29:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:29:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:29:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:29:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:29:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:29:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:29:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:29:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:29:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:29:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:29:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:29:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:29:29,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:29:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:29:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:29,833 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:29:29,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:29:29,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727343539] [2024-10-14 08:29:29,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727343539] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:29:29,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:29:29,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 08:29:29,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798872824] [2024-10-14 08:29:29,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:29:29,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 08:29:29,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:29,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 08:29:29,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:29:29,835 INFO L87 Difference]: Start difference. First operand 11901 states and 18658 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:29:32,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:29:32,820 INFO L93 Difference]: Finished difference Result 21375 states and 33554 transitions. [2024-10-14 08:29:32,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 08:29:32,821 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 457 [2024-10-14 08:29:32,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:29:32,900 INFO L225 Difference]: With dead ends: 21375 [2024-10-14 08:29:32,900 INFO L226 Difference]: Without dead ends: 17441 [2024-10-14 08:29:32,922 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-14 08:29:32,923 INFO L432 NwaCegarLoop]: 520 mSDtfsCounter, 1040 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 350 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 08:29:32,923 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1040 Valid, 2106 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 08:29:32,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17441 states. [2024-10-14 08:29:36,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17441 to 17313. [2024-10-14 08:29:36,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17313 states, 11640 states have (on average 1.4082474226804125) internal successors, (16392), 11760 states have internal predecessors, (16392), 5376 states have call successors, (5376), 296 states have call predecessors, (5376), 296 states have return successors, (5376), 5256 states have call predecessors, (5376), 5376 states have call successors, (5376) [2024-10-14 08:29:36,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17313 states to 17313 states and 27144 transitions. [2024-10-14 08:29:36,526 INFO L78 Accepts]: Start accepts. Automaton has 17313 states and 27144 transitions. Word has length 457 [2024-10-14 08:29:36,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:29:36,527 INFO L471 AbstractCegarLoop]: Abstraction has 17313 states and 27144 transitions. [2024-10-14 08:29:36,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:29:36,528 INFO L276 IsEmpty]: Start isEmpty. Operand 17313 states and 27144 transitions. [2024-10-14 08:29:36,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-10-14 08:29:36,534 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:29:36,534 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:29:36,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 08:29:36,535 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:29:36,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:29:36,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1285149847, now seen corresponding path program 1 times [2024-10-14 08:29:36,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:29:36,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25357276] [2024-10-14 08:29:36,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:36,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:29:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:29:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:29:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:29:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:29:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 08:29:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:29:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 08:29:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:29:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 08:29:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:29:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 08:29:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 08:29:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 08:29:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 08:29:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 08:29:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 08:29:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 08:29:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 08:29:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 08:29:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 08:29:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 08:29:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 08:29:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 08:29:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 08:29:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 08:29:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:29:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 08:29:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:29:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 08:29:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:29:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 08:29:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:29:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 08:29:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 08:29:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 08:29:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 08:29:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-14 08:29:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:29:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-14 08:29:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-14 08:29:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-14 08:29:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-14 08:29:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 08:29:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 08:29:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 08:29:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 08:29:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 08:29:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 08:29:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-14 08:29:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-14 08:29:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 08:29:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-14 08:29:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 08:29:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 08:29:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:29:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 08:29:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:29:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:29:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:29:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:29:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:29:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:29:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:29:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:29:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:29:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:36,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-14 08:29:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:37,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:29:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:37,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:29:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:37,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:29:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:37,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-14 08:29:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:37,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:29:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:37,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-14 08:29:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:29:37,013 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-10-14 08:29:37,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:29:37,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25357276] [2024-10-14 08:29:37,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25357276] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:29:37,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:29:37,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:29:37,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888439520] [2024-10-14 08:29:37,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:29:37,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:29:37,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:37,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:29:37,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:29:37,016 INFO L87 Difference]: Start difference. First operand 17313 states and 27144 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:29:40,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:29:40,410 INFO L93 Difference]: Finished difference Result 41245 states and 64546 transitions. [2024-10-14 08:29:40,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:29:40,410 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 457 [2024-10-14 08:29:40,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:29:40,540 INFO L225 Difference]: With dead ends: 41245 [2024-10-14 08:29:40,541 INFO L226 Difference]: Without dead ends: 23905 [2024-10-14 08:29:40,602 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:29:40,603 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 521 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 08:29:40,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 625 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 08:29:40,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23905 states. [2024-10-14 08:29:44,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23905 to 20247. [2024-10-14 08:29:44,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20247 states, 13690 states have (on average 1.4116873630387143) internal successors, (19326), 13826 states have internal predecessors, (19326), 6184 states have call successors, (6184), 372 states have call predecessors, (6184), 372 states have return successors, (6184), 6048 states have call predecessors, (6184), 6184 states have call successors, (6184) [2024-10-14 08:29:44,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20247 states to 20247 states and 31694 transitions. [2024-10-14 08:29:44,744 INFO L78 Accepts]: Start accepts. Automaton has 20247 states and 31694 transitions. Word has length 457 [2024-10-14 08:29:44,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:29:44,745 INFO L471 AbstractCegarLoop]: Abstraction has 20247 states and 31694 transitions. [2024-10-14 08:29:44,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-10-14 08:29:44,745 INFO L276 IsEmpty]: Start isEmpty. Operand 20247 states and 31694 transitions. [2024-10-14 08:29:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2024-10-14 08:29:44,750 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:29:44,750 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:29:44,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-14 08:29:44,751 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:29:44,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:29:44,751 INFO L85 PathProgramCache]: Analyzing trace with hash 998662659, now seen corresponding path program 1 times [2024-10-14 08:29:44,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:29:44,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372661670] [2024-10-14 08:29:44,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:29:44,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:29:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat