./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-100_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.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 8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 05:56:36,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 05:56:36,511 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 05:56:36,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 05:56:36,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 05:56:36,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 05:56:36,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 05:56:36,541 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 05:56:36,541 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 05:56:36,544 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 05:56:36,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 05:56:36,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 05:56:36,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 05:56:36,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 05:56:36,545 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 05:56:36,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 05:56:36,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 05:56:36,546 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 05:56:36,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 05:56:36,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 05:56:36,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 05:56:36,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 05:56:36,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 05:56:36,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 05:56:36,548 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 05:56:36,549 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 05:56:36,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 05:56:36,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 05:56:36,549 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 05:56:36,550 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 05:56:36,550 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 05:56:36,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 05:56:36,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:56:36,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 05:56:36,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 05:56:36,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 05:56:36,551 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 05:56:36,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 05:56:36,551 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 05:56:36,551 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 05:56:36,551 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 05:56:36,552 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 05:56:36,552 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd [2024-10-24 05:56:36,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 05:56:36,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 05:56:36,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 05:56:36,791 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 05:56:36,791 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 05:56:36,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-24 05:56:38,008 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 05:56:38,197 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 05:56:38,198 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-24 05:56:38,207 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20e81faef/b068930f4a2641709096b08709aa73fd/FLAG744db5306 [2024-10-24 05:56:38,570 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20e81faef/b068930f4a2641709096b08709aa73fd [2024-10-24 05:56:38,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 05:56:38,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 05:56:38,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 05:56:38,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 05:56:38,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 05:56:38,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:38,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e290e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38, skipping insertion in model container [2024-10-24 05:56:38,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:38,611 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 05:56:38,809 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-100_file-64.i[916,929] [2024-10-24 05:56:38,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:56:38,918 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 05:56:38,930 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-100_file-64.i[916,929] [2024-10-24 05:56:38,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:56:38,993 INFO L204 MainTranslator]: Completed translation [2024-10-24 05:56:38,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38 WrapperNode [2024-10-24 05:56:38,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 05:56:38,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 05:56:38,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 05:56:38,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 05:56:38,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,008 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,038 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 424 [2024-10-24 05:56:39,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 05:56:39,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 05:56:39,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 05:56:39,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 05:56:39,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,050 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,065 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 05:56:39,066 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,073 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 05:56:39,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 05:56:39,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 05:56:39,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 05:56:39,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (1/1) ... [2024-10-24 05:56:39,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:56:39,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:56:39,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 05:56:39,114 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 05:56:39,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 05:56:39,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 05:56:39,149 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 05:56:39,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 05:56:39,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 05:56:39,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 05:56:39,244 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 05:56:39,245 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 05:56:39,670 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-10-24 05:56:39,670 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 05:56:39,713 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 05:56:39,713 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 05:56:39,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:56:39 BoogieIcfgContainer [2024-10-24 05:56:39,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 05:56:39,716 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 05:56:39,716 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 05:56:39,718 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 05:56:39,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:56:38" (1/3) ... [2024-10-24 05:56:39,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54df54ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:56:39, skipping insertion in model container [2024-10-24 05:56:39,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:56:38" (2/3) ... [2024-10-24 05:56:39,720 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54df54ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:56:39, skipping insertion in model container [2024-10-24 05:56:39,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:56:39" (3/3) ... [2024-10-24 05:56:39,722 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-24 05:56:39,734 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 05:56:39,734 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 05:56:39,785 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 05:56:39,791 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;@2d6c6f7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 05:56:39,792 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 05:56:39,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 176 states, 100 states have (on average 1.44) internal successors, (144), 101 states have internal predecessors, (144), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-24 05:56:39,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-10-24 05:56:39,816 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:56:39,816 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:56:39,817 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:56:39,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:56:39,821 INFO L85 PathProgramCache]: Analyzing trace with hash -47449088, now seen corresponding path program 1 times [2024-10-24 05:56:39,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:56:39,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210305084] [2024-10-24 05:56:39,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:56:39,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:56:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:56:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:56:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:56:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:56:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:56:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:56:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:56:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:56:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:56:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:56:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:56:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:56:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:56:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:56:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:56:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:56:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:56:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:56:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:56:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:56:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:56:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:56:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 05:56:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:56:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-24 05:56:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:56:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 05:56:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:56:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 05:56:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:56:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 05:56:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:56:40,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 05:56:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 05:56:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 05:56:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 05:56:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 05:56:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:56:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 05:56:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:56:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:56:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:56:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:56:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:56:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:56:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:56:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:56:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:56:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:56:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:56:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:56:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:56:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:56:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:56:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:56:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:56:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:56:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-24 05:56:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-24 05:56:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 05:56:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 05:56:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 05:56:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:56:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 05:56:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 05:56:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:56:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 05:56:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:56:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:56:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 05:56:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:56:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 05:56:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:56:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,485 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:56:40,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:56:40,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210305084] [2024-10-24 05:56:40,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210305084] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:56:40,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:56:40,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 05:56:40,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432208162] [2024-10-24 05:56:40,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:56:40,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 05:56:40,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:56:40,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 05:56:40,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:56:40,516 INFO L87 Difference]: Start difference. First operand has 176 states, 100 states have (on average 1.44) internal successors, (144), 101 states have internal predecessors, (144), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-24 05:56:40,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:56:40,571 INFO L93 Difference]: Finished difference Result 349 states and 651 transitions. [2024-10-24 05:56:40,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 05:56:40,574 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 434 [2024-10-24 05:56:40,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:56:40,584 INFO L225 Difference]: With dead ends: 349 [2024-10-24 05:56:40,584 INFO L226 Difference]: Without dead ends: 174 [2024-10-24 05:56:40,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:56:40,593 INFO L432 NwaCegarLoop]: 282 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, 282 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 05:56:40,594 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 282 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:56:40,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-10-24 05:56:40,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2024-10-24 05:56:40,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 99 states have (on average 1.404040404040404) internal successors, (139), 99 states have internal predecessors, (139), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-24 05:56:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 285 transitions. [2024-10-24 05:56:40,648 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 285 transitions. Word has length 434 [2024-10-24 05:56:40,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:56:40,650 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 285 transitions. [2024-10-24 05:56:40,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-24 05:56:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 285 transitions. [2024-10-24 05:56:40,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-10-24 05:56:40,657 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:56:40,657 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:56:40,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 05:56:40,657 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:56:40,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:56:40,658 INFO L85 PathProgramCache]: Analyzing trace with hash 129610046, now seen corresponding path program 1 times [2024-10-24 05:56:40,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:56:40,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374039794] [2024-10-24 05:56:40,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:56:40,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:56:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:56:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:56:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:56:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:56:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:56:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:56:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:56:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:56:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:56:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:56:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:56:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:56:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:56:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:56:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:56:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:56:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:56:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:56:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:56:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:56:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:56:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:56:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 05:56:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:56:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-24 05:56:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:56:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 05:56:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:56:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 05:56:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:56:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 05:56:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:56:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 05:56:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 05:56:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 05:56:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 05:56:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 05:56:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:56:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 05:56:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:56:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:56:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:56:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:56:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:56:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:56:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:56:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:56:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:56:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:56:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:56:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:56:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:56:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:56:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:56:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:56:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:56:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:56:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-24 05:56:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-24 05:56:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 05:56:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 05:56:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:40,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 05:56:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:56:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 05:56:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 05:56:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:56:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 05:56:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:56:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:56:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 05:56:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:56:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 05:56:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:56:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:56:41,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:56:41,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374039794] [2024-10-24 05:56:41,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374039794] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:56:41,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:56:41,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 05:56:41,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560695434] [2024-10-24 05:56:41,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:56:41,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 05:56:41,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:56:41,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 05:56:41,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:56:41,044 INFO L87 Difference]: Start difference. First operand 174 states and 285 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-24 05:56:41,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:56:41,124 INFO L93 Difference]: Finished difference Result 480 states and 785 transitions. [2024-10-24 05:56:41,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 05:56:41,125 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 434 [2024-10-24 05:56:41,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:56:41,131 INFO L225 Difference]: With dead ends: 480 [2024-10-24 05:56:41,131 INFO L226 Difference]: Without dead ends: 307 [2024-10-24 05:56:41,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:56:41,136 INFO L432 NwaCegarLoop]: 429 mSDtfsCounter, 218 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 05:56:41,137 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 696 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:56:41,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2024-10-24 05:56:41,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 304. [2024-10-24 05:56:41,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 170 states have (on average 1.388235294117647) internal successors, (236), 171 states have internal predecessors, (236), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-24 05:56:41,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 498 transitions. [2024-10-24 05:56:41,191 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 498 transitions. Word has length 434 [2024-10-24 05:56:41,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:56:41,193 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 498 transitions. [2024-10-24 05:56:41,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-24 05:56:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 498 transitions. [2024-10-24 05:56:41,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-24 05:56:41,198 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:56:41,198 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:56:41,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 05:56:41,198 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:56:41,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:56:41,200 INFO L85 PathProgramCache]: Analyzing trace with hash 354939081, now seen corresponding path program 1 times [2024-10-24 05:56:41,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:56:41,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732884566] [2024-10-24 05:56:41,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:56:41,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:56:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:56:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:56:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:56:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:56:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:56:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:56:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:56:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:56:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:56:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:56:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:56:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:56:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:56:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:56:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:56:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:56:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:56:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:56:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:56:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:56:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:56:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:56:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 05:56:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:56:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-24 05:56:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:56:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 05:56:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:56:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 05:56:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:56:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 05:56:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:56:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 05:56:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 05:56:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 05:56:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 05:56:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 05:56:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:56:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 05:56:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:56:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:56:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:56:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:56:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:56:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:56:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:56:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:56:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:56:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:56:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:56:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:56:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:56:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:56:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:56:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:56:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:56:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:56:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-24 05:56:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-24 05:56:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 05:56:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 05:56:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 05:56:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:56:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 05:56:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 05:56:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:56:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 05:56:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:56:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:56:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 05:56:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:56:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 05:56:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:56:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:56:43,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:56:43,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732884566] [2024-10-24 05:56:43,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732884566] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:56:43,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:56:43,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 05:56:43,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959183100] [2024-10-24 05:56:43,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:56:43,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 05:56:43,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:56:43,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 05:56:43,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:56:43,784 INFO L87 Difference]: Start difference. First operand 304 states and 498 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-24 05:56:44,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:56:44,184 INFO L93 Difference]: Finished difference Result 900 states and 1472 transitions. [2024-10-24 05:56:44,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 05:56:44,184 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-24 05:56:44,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:56:44,192 INFO L225 Difference]: With dead ends: 900 [2024-10-24 05:56:44,193 INFO L226 Difference]: Without dead ends: 597 [2024-10-24 05:56:44,194 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 05:56:44,195 INFO L432 NwaCegarLoop]: 532 mSDtfsCounter, 287 mSDsluCounter, 1169 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 1701 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 05:56:44,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 1701 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 05:56:44,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2024-10-24 05:56:44,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 312. [2024-10-24 05:56:44,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 178 states have (on average 1.3932584269662922) internal successors, (248), 179 states have internal predecessors, (248), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-24 05:56:44,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 510 transitions. [2024-10-24 05:56:44,264 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 510 transitions. Word has length 435 [2024-10-24 05:56:44,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:56:44,267 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 510 transitions. [2024-10-24 05:56:44,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-24 05:56:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 510 transitions. [2024-10-24 05:56:44,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-24 05:56:44,269 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:56:44,270 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:56:44,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 05:56:44,270 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:56:44,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:56:44,270 INFO L85 PathProgramCache]: Analyzing trace with hash -77385271, now seen corresponding path program 1 times [2024-10-24 05:56:44,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:56:44,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581015601] [2024-10-24 05:56:44,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:56:44,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:56:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:56:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:56:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:56:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:56:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:56:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:56:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:56:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:56:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:56:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:56:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:56:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:56:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:56:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:56:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:56:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:56:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:56:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:56:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:56:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:56:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:56:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:56:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 05:56:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:56:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-24 05:56:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:56:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 05:56:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:56:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 05:56:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:56:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 05:56:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:56:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 05:56:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 05:56:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 05:56:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 05:56:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 05:56:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:56:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 05:56:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:56:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:56:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:56:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:56:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:56:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:56:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:56:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:56:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:56:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:56:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:56:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:56:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:56:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:56:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:56:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:56:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:56:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:56:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-24 05:56:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-24 05:56:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 05:56:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 05:56:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 05:56:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:56:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 05:56:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 05:56:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:56:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 05:56:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:56:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:56:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 05:56:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:56:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 05:56:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:56:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:56:44,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:56:44,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581015601] [2024-10-24 05:56:44,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581015601] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:56:44,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:56:44,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 05:56:44,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608450678] [2024-10-24 05:56:44,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:56:44,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 05:56:44,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:56:44,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 05:56:44,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:56:44,629 INFO L87 Difference]: Start difference. First operand 312 states and 510 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-24 05:56:44,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:56:44,913 INFO L93 Difference]: Finished difference Result 1191 states and 1943 transitions. [2024-10-24 05:56:44,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 05:56:44,914 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-24 05:56:44,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:56:44,919 INFO L225 Difference]: With dead ends: 1191 [2024-10-24 05:56:44,919 INFO L226 Difference]: Without dead ends: 880 [2024-10-24 05:56:44,920 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-24 05:56:44,921 INFO L432 NwaCegarLoop]: 535 mSDtfsCounter, 545 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 1448 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 05:56:44,921 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [545 Valid, 1448 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 05:56:44,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2024-10-24 05:56:44,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 312. [2024-10-24 05:56:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 178 states have (on average 1.3932584269662922) internal successors, (248), 179 states have internal predecessors, (248), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-24 05:56:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 510 transitions. [2024-10-24 05:56:44,954 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 510 transitions. Word has length 435 [2024-10-24 05:56:44,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:56:44,954 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 510 transitions. [2024-10-24 05:56:44,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-24 05:56:44,955 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 510 transitions. [2024-10-24 05:56:44,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-24 05:56:44,957 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:56:44,957 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:56:44,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 05:56:44,957 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:56:44,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:56:44,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1697622091, now seen corresponding path program 1 times [2024-10-24 05:56:44,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:56:44,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658034290] [2024-10-24 05:56:44,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:56:44,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:56:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:56:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:56:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:56:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:56:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:56:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:56:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:56:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:56:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:56:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:56:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:56:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:56:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:56:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:56:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:56:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:56:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:56:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:56:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:56:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:56:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:56:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:56:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 05:56:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:56:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-24 05:56:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:56:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 05:56:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:56:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 05:56:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:56:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 05:56:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:56:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 05:56:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 05:56:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 05:56:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 05:56:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 05:56:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:56:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 05:56:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:56:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:56:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:56:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:56:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:56:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:56:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:56:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:56:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:56:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:56:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:56:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:56:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:56:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:56:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:56:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:56:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:56:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:56:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-24 05:56:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-24 05:56:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 05:56:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 05:56:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 05:56:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:56:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 05:56:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 05:56:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:56:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 05:56:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:56:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:56:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 05:56:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:56:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 05:56:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:56:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:56:45,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:56:45,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658034290] [2024-10-24 05:56:45,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658034290] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:56:45,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:56:45,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 05:56:45,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485190853] [2024-10-24 05:56:45,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:56:45,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 05:56:45,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:56:45,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 05:56:45,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:56:45,310 INFO L87 Difference]: Start difference. First operand 312 states and 510 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-24 05:56:45,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:56:45,621 INFO L93 Difference]: Finished difference Result 1191 states and 1941 transitions. [2024-10-24 05:56:45,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 05:56:45,622 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-24 05:56:45,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:56:45,628 INFO L225 Difference]: With dead ends: 1191 [2024-10-24 05:56:45,629 INFO L226 Difference]: Without dead ends: 880 [2024-10-24 05:56:45,630 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-24 05:56:45,631 INFO L432 NwaCegarLoop]: 546 mSDtfsCounter, 535 mSDsluCounter, 931 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 05:56:45,632 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [535 Valid, 1477 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 05:56:45,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2024-10-24 05:56:45,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 304. [2024-10-24 05:56:45,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 170 states have (on average 1.3764705882352941) internal successors, (234), 171 states have internal predecessors, (234), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-24 05:56:45,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 496 transitions. [2024-10-24 05:56:45,686 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 496 transitions. Word has length 435 [2024-10-24 05:56:45,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:56:45,687 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 496 transitions. [2024-10-24 05:56:45,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-24 05:56:45,687 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 496 transitions. [2024-10-24 05:56:45,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-24 05:56:45,690 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:56:45,690 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:56:45,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 05:56:45,690 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:56:45,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:56:45,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1337726350, now seen corresponding path program 1 times [2024-10-24 05:56:45,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:56:45,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367005457] [2024-10-24 05:56:45,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:56:45,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:56:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat