./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-45.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-45.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 325f6f71ceb6097da9c4ecc253ba619e9443c6de9757f3c89b1cfd251d5bc1e1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 05:54:16,028 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 05:54:16,115 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 05:54:16,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 05:54:16,122 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 05:54:16,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 05:54:16,155 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 05:54:16,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 05:54:16,156 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 05:54:16,156 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 05:54:16,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 05:54:16,157 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 05:54:16,157 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 05:54:16,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 05:54:16,160 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 05:54:16,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 05:54:16,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 05:54:16,161 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 05:54:16,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 05:54:16,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 05:54:16,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 05:54:16,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 05:54:16,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 05:54:16,162 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 05:54:16,162 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 05:54:16,162 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 05:54:16,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 05:54:16,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 05:54:16,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 05:54:16,167 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 05:54:16,167 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 05:54:16,168 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 05:54:16,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:54:16,168 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 05:54:16,168 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 05:54:16,168 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 05:54:16,168 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 05:54:16,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 05:54:16,169 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 05:54:16,169 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 05:54:16,169 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 05:54:16,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 05:54:16,170 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 325f6f71ceb6097da9c4ecc253ba619e9443c6de9757f3c89b1cfd251d5bc1e1 [2024-10-24 05:54:16,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 05:54:16,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 05:54:16,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 05:54:16,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 05:54:16,407 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 05:54:16,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-45.i [2024-10-24 05:54:17,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 05:54:17,950 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 05:54:17,951 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-45.i [2024-10-24 05:54:17,959 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb6b3adf/58155cd46b58405590f6ac6fb2575c27/FLAG4b0aee670 [2024-10-24 05:54:17,970 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb6b3adf/58155cd46b58405590f6ac6fb2575c27 [2024-10-24 05:54:17,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 05:54:17,973 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 05:54:17,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 05:54:17,974 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 05:54:17,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 05:54:17,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:54:17" (1/1) ... [2024-10-24 05:54:17,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378434c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:17, skipping insertion in model container [2024-10-24 05:54:17,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:54:17" (1/1) ... [2024-10-24 05:54:18,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 05:54:18,146 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-45.i[916,929] [2024-10-24 05:54:18,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:54:18,266 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 05:54:18,287 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-45.i[916,929] [2024-10-24 05:54:18,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:54:18,333 INFO L204 MainTranslator]: Completed translation [2024-10-24 05:54:18,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18 WrapperNode [2024-10-24 05:54:18,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 05:54:18,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 05:54:18,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 05:54:18,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 05:54:18,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,394 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 354 [2024-10-24 05:54:18,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 05:54:18,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 05:54:18,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 05:54:18,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 05:54:18,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,420 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,434 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 05:54:18,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 05:54:18,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 05:54:18,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 05:54:18,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 05:54:18,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (1/1) ... [2024-10-24 05:54:18,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:54:18,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:54:18,497 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 05:54:18,502 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 05:54:18,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 05:54:18,539 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 05:54:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 05:54:18,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 05:54:18,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 05:54:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 05:54:18,645 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 05:54:18,647 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 05:54:19,328 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-24 05:54:19,328 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 05:54:19,403 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 05:54:19,403 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 05:54:19,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:54:19 BoogieIcfgContainer [2024-10-24 05:54:19,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 05:54:19,409 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 05:54:19,409 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 05:54:19,412 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 05:54:19,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:54:17" (1/3) ... [2024-10-24 05:54:19,415 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27356af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:54:19, skipping insertion in model container [2024-10-24 05:54:19,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:54:18" (2/3) ... [2024-10-24 05:54:19,415 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27356af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:54:19, skipping insertion in model container [2024-10-24 05:54:19,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:54:19" (3/3) ... [2024-10-24 05:54:19,417 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-45.i [2024-10-24 05:54:19,431 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 05:54:19,432 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 05:54:19,514 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 05:54:19,521 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;@3db0a101, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 05:54:19,521 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 05:54:19,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 152 states, 80 states have (on average 1.3875) internal successors, (111), 81 states have internal predecessors, (111), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-24 05:54:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2024-10-24 05:54:19,551 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:54:19,553 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:54:19,553 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:54:19,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:54:19,567 INFO L85 PathProgramCache]: Analyzing trace with hash 117023505, now seen corresponding path program 1 times [2024-10-24 05:54:19,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:54:19,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362236262] [2024-10-24 05:54:19,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:54:19,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:54:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:54:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:54:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:54:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:54:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:54:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:54:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:54:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:54:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:54:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:54:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:54:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:54:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:54:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:54:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:54:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:54:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:54:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:54:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:54:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 05:54:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 05:54:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 05:54:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 05:54:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 05:54:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 05:54:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 05:54:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 05:54:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 05:54:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:54:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 05:54:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:54:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 05:54:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 05:54:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 05:54:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 05:54:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 05:54:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 05:54:20,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 05:54:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 05:54:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 05:54:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 05:54:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 05:54:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 05:54:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 05:54:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 05:54:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 05:54:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 05:54:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 05:54:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 05:54:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 05:54:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 05:54:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-24 05:54:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 05:54:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 05:54:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 05:54:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 05:54:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 05:54:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 05:54:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 05:54:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-24 05:54:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:54:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-24 05:54:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 05:54:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-24 05:54:20,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 05:54:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-24 05:54:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 05:54:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 05:54:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 05:54:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,414 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-24 05:54:20,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:54:20,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362236262] [2024-10-24 05:54:20,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362236262] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:54:20,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:54:20,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 05:54:20,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415818319] [2024-10-24 05:54:20,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:54:20,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 05:54:20,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:54:20,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 05:54:20,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:54:20,454 INFO L87 Difference]: Start difference. First operand has 152 states, 80 states have (on average 1.3875) internal successors, (111), 81 states have internal predecessors, (111), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-24 05:54:20,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:54:20,513 INFO L93 Difference]: Finished difference Result 301 states and 565 transitions. [2024-10-24 05:54:20,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 05:54:20,516 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) Word has length 410 [2024-10-24 05:54:20,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:54:20,525 INFO L225 Difference]: With dead ends: 301 [2024-10-24 05:54:20,526 INFO L226 Difference]: Without dead ends: 150 [2024-10-24 05:54:20,530 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 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 05:54:20,533 INFO L432 NwaCegarLoop]: 241 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, 241 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 05:54:20,533 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 241 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:54:20,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2024-10-24 05:54:20,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2024-10-24 05:54:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 79 states have (on average 1.3417721518987342) internal successors, (106), 79 states have internal predecessors, (106), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-24 05:54:20,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 244 transitions. [2024-10-24 05:54:20,587 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 244 transitions. Word has length 410 [2024-10-24 05:54:20,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:54:20,589 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 244 transitions. [2024-10-24 05:54:20,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-24 05:54:20,590 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2024-10-24 05:54:20,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2024-10-24 05:54:20,601 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:54:20,602 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:54:20,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 05:54:20,603 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:54:20,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:54:20,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1934477737, now seen corresponding path program 1 times [2024-10-24 05:54:20,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:54:20,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687086086] [2024-10-24 05:54:20,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:54:20,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:54:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:54:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:54:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:54:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:54:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:54:20,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:54:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:54:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:54:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:54:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:54:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:54:20,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:54:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:54:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:54:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:54:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:54:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:54:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:54:20,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:54:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 05:54:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 05:54:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 05:54:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 05:54:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 05:54:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 05:54:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 05:54:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 05:54:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 05:54:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:54:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 05:54:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:54:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 05:54:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 05:54:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 05:54:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 05:54:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 05:54:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 05:54:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 05:54:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 05:54:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 05:54:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 05:54:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 05:54:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 05:54:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 05:54:20,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 05:54:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 05:54:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:20,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 05:54:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 05:54:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 05:54:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 05:54:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 05:54:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-24 05:54:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 05:54:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 05:54:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 05:54:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 05:54:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 05:54:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 05:54:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 05:54:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-24 05:54:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:54:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-24 05:54:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 05:54:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-24 05:54:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 05:54:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-24 05:54:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 05:54:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 05:54:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 05:54:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:21,093 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-24 05:54:21,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:54:21,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687086086] [2024-10-24 05:54:21,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687086086] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:54:21,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:54:21,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 05:54:21,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002908252] [2024-10-24 05:54:21,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:54:21,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 05:54:21,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:54:21,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 05:54:21,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:54:21,099 INFO L87 Difference]: Start difference. First operand 150 states and 244 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-24 05:54:21,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:54:21,195 INFO L93 Difference]: Finished difference Result 445 states and 724 transitions. [2024-10-24 05:54:21,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 05:54:21,197 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 410 [2024-10-24 05:54:21,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:54:21,205 INFO L225 Difference]: With dead ends: 445 [2024-10-24 05:54:21,207 INFO L226 Difference]: Without dead ends: 296 [2024-10-24 05:54:21,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 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 05:54:21,211 INFO L432 NwaCegarLoop]: 244 mSDtfsCounter, 233 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 05:54:21,212 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 474 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:54:21,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2024-10-24 05:54:21,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 294. [2024-10-24 05:54:21,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 153 states have (on average 1.3137254901960784) internal successors, (201), 153 states have internal predecessors, (201), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-24 05:54:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 477 transitions. [2024-10-24 05:54:21,302 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 477 transitions. Word has length 410 [2024-10-24 05:54:21,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:54:21,303 INFO L471 AbstractCegarLoop]: Abstraction has 294 states and 477 transitions. [2024-10-24 05:54:21,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-24 05:54:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 477 transitions. [2024-10-24 05:54:21,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2024-10-24 05:54:21,307 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:54:21,307 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:54:21,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 05:54:21,307 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:54:21,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:54:21,308 INFO L85 PathProgramCache]: Analyzing trace with hash 142834862, now seen corresponding path program 1 times [2024-10-24 05:54:21,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:54:21,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43658632] [2024-10-24 05:54:21,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:54:21,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:54:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:30,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:54:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:30,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:54:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:30,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:54:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:30,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:54:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:30,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:54:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:54:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:54:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:54:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:54:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:54:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:54:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:54:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:54:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:54:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:54:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:54:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:54:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:54:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:54:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 05:54:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 05:54:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 05:54:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 05:54:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 05:54:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 05:54:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 05:54:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 05:54:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 05:54:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:54:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 05:54:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:54:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 05:54:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 05:54:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 05:54:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 05:54:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 05:54:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 05:54:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 05:54:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 05:54:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 05:54:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 05:54:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 05:54:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 05:54:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 05:54:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 05:54:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 05:54:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 05:54:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 05:54:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 05:54:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 05:54:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 05:54:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-24 05:54:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 05:54:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 05:54:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 05:54:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 05:54:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 05:54:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 05:54:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 05:54:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-24 05:54:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:54:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-24 05:54:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 05:54:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-24 05:54:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 05:54:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-24 05:54:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 05:54:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 05:54:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 05:54:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-24 05:54:31,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:54:31,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43658632] [2024-10-24 05:54:31,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43658632] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:54:31,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:54:31,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 05:54:31,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741671464] [2024-10-24 05:54:31,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:54:31,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 05:54:31,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:54:31,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 05:54:31,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:54:31,177 INFO L87 Difference]: Start difference. First operand 294 states and 477 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-24 05:54:31,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:54:31,759 INFO L93 Difference]: Finished difference Result 706 states and 1120 transitions. [2024-10-24 05:54:31,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 05:54:31,766 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 411 [2024-10-24 05:54:31,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:54:31,778 INFO L225 Difference]: With dead ends: 706 [2024-10-24 05:54:31,778 INFO L226 Difference]: Without dead ends: 413 [2024-10-24 05:54:31,779 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:54:31,783 INFO L432 NwaCegarLoop]: 282 mSDtfsCounter, 81 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 753 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 05:54:31,783 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 753 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 05:54:31,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2024-10-24 05:54:31,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 405. [2024-10-24 05:54:31,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 224 states have (on average 1.2901785714285714) internal successors, (289), 228 states have internal predecessors, (289), 174 states have call successors, (174), 6 states have call predecessors, (174), 6 states have return successors, (174), 170 states have call predecessors, (174), 174 states have call successors, (174) [2024-10-24 05:54:31,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 637 transitions. [2024-10-24 05:54:31,879 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 637 transitions. Word has length 411 [2024-10-24 05:54:31,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:54:31,882 INFO L471 AbstractCegarLoop]: Abstraction has 405 states and 637 transitions. [2024-10-24 05:54:31,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-24 05:54:31,882 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 637 transitions. [2024-10-24 05:54:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2024-10-24 05:54:31,884 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:54:31,885 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:54:31,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 05:54:31,886 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:54:31,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:54:31,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1917842224, now seen corresponding path program 1 times [2024-10-24 05:54:31,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:54:31,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923205435] [2024-10-24 05:54:31,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:54:31,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:54:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:54:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:54:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:54:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:54:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:54:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:54:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:54:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:54:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:54:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:54:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:54:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:54:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:54:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:54:33,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:54:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:54:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:54:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:54:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:54:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 05:54:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 05:54:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 05:54:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 05:54:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 05:54:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 05:54:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 05:54:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 05:54:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 05:54:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:54:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 05:54:33,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:54:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 05:54:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 05:54:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 05:54:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 05:54:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 05:54:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 05:54:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 05:54:33,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 05:54:33,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 05:54:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 05:54:33,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 05:54:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 05:54:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 05:54:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 05:54:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 05:54:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 05:54:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 05:54:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 05:54:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 05:54:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 05:54:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-24 05:54:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 05:54:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 05:54:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 05:54:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 05:54:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 05:54:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 05:54:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 05:54:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-24 05:54:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:54:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-24 05:54:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 05:54:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-24 05:54:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 05:54:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-24 05:54:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 05:54:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 05:54:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 05:54:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:54:33,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-24 05:54:33,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:54:33,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923205435] [2024-10-24 05:54:33,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923205435] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:54:33,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:54:33,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 05:54:33,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638145489] [2024-10-24 05:54:33,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:54:33,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 05:54:33,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:54:33,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 05:54:33,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:54:33,223 INFO L87 Difference]: Start difference. First operand 405 states and 637 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-24 05:54:33,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:54:33,454 INFO L93 Difference]: Finished difference Result 825 states and 1285 transitions. [2024-10-24 05:54:33,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 05:54:33,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 411 [2024-10-24 05:54:33,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:54:33,458 INFO L225 Difference]: With dead ends: 825 [2024-10-24 05:54:33,458 INFO L226 Difference]: Without dead ends: 421 [2024-10-24 05:54:33,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:54:33,464 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 79 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 05:54:33,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 537 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 05:54:33,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2024-10-24 05:54:33,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 369. [2024-10-24 05:54:33,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 204 states have (on average 1.2990196078431373) internal successors, (265), 206 states have internal predecessors, (265), 158 states have call successors, (158), 6 states have call predecessors, (158), 6 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-10-24 05:54:33,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 581 transitions. [2024-10-24 05:54:33,514 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 581 transitions. Word has length 411 [2024-10-24 05:54:33,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:54:33,515 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 581 transitions. [2024-10-24 05:54:33,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-24 05:54:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 581 transitions. [2024-10-24 05:54:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2024-10-24 05:54:33,520 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:54:33,520 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:54:33,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 05:54:33,520 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:54:33,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:54:33,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1186257242, now seen corresponding path program 1 times [2024-10-24 05:54:33,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:54:33,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052937598] [2024-10-24 05:54:33,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:54:33,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:54:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat